Cobra cb radio modifications

x2 Post by Skoal Spitter onSep 23, 2006 at 12:18am. I'm looking for the schematic / block diagram of the Cobra 66LTD. Actually any service information would be greatly appreciated. I recently picked one up at a yard sale but I have no tx/rx.. gotta be in the VCO area.. it's about the only thing that would be controlled by both.Description. The HH ROAD TRIP adds the ability to communicate longer distances with a supplied magnetic mount antenna for highway use on your way to that favorite fishing destination, plus instant access to all 40 CB radio channels, 10 Weather channels for up to the minute weather information 24 hours, Soundtracker Noise Reduction for loud and ...as the Solar Cycle picks up, and 11 meter propagation improves, the 11 meter Shortwave Broadcast band is very under utilized... and wide open... and 11 meter shortwave frequency compatible CB's are not that hard to find... 11 meter International Shortwave Broadcast Band: 25.670-26.100 MHz. Reverend Bow Voodoo. Quality Audio beats high power ...CB PLL Modifications List. The CB's are listed by PLL model. Find the PLL and then find the mod :) CCI3001. ... Shogun CB. Maxon Chassis. Cobra 21FXM, Colt 295, Commtron CB40F, Maxcom 4E/6E/16E/20E/21E, Midland 2001/2001T/3001/4001, Sirtel Searcher, Academy 501/502, Barracuda GT868, Elftone ELCB6000, Fidelity CB300M/1000M, Great GT858B/GT868B ...If you can't find a manual please do not contact us, all the manuals we have are online. This is all the manuals for Cobra. If you want to see manuals from other manufactories you can click on the manufactory menu in the left side. You can also click here to see all the manufactories that mods.dk have manuals, schematics or other files from.I'm one of those kids who in 1977 drooled over the catalogs of the day (Radio Shack) just dying to own one of those $479.99 base station radios. This page is an attempt to document the "reconditioning" of a virgin Cobra 139XLR. This radio was made sometime in 1976! Ok so it's 38 years young! It doesn't look a day over 20!CB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 08719-192-L-PLCC Cobra 2000 KIT INSTRUCTIONS NOTE: RADIO MUST BE IN ORIGINAL CHANNEL CONFIGURATION. ALL CHANNEL MODS MUST BE REMOVED AND COMPONENTS RETURNED TO ORIGINAL CONDITION. Presteps; Replace the MB8734 PLL with an MB8719, MMB8719 or a RCI8719-99 ... Switch to Band C, CB Band, channel 1, Clarifier at the 12 o'clock position. ...With the OLD bigger final, converted for MORE power, & parts added, I have done 2 CB's to do 12.5 watts DEAD KEY, the highest I've ever seen in 35 years! That's AM dead key watts on an AM METER (not a SSB meter, or peak meter WHISTLING into the mic.) When you whistle AM power into the mic on a SSB meter, it goes to 20 - 90 watts or so.This modification is known as the Negative Peak Compression / Reduced Carrier mod aka npc/rc. Today, we're going to modify a Cobra 2000 GTL base station for BIG AUDIO. ... The Cobra 2000 GTL citizen's band base station radio demonstrates the epitome of contemporary CB base station design. The radio comes equipped with a 2SC1969 RF transistor in ...Post by Skoal Spitter onNov 20, 2006 at 11:18pm. Cobra 29 LTD: Receive Boost: Locate pin 14 of the PLL chip, and the Positive (+) side of C-12. Install a 22k-220k ohm resistor between these two points. The smaller the value, the more the receive is boosted. Use CARE when soldering to the PLL chip!This is the Cobra 139 XLR. This was Cobra's "middle of the road" AM/SSB base station. This was the 40 channel version of the popular 23 channel Cobra 139. Features included Volume, Squelch, R.F. and Mike Gain controls, and a new FCC mandated receive-only Clarifier. Also included were 2 large meters, with modulation and SWR measuring capability ...All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.CB Radio Manuals - Manuals and for current models and older CB radios. Compare (0) You have no items to compare. links. My Account ... Cobra 19DX IV CB Radio. Cobra-19-DX-IV-Manual (Size: 1.2 MB) Cobra-19DX-IV-Product-Sheet (Size: 926.5 KB) Cobra 25 LTD Classic CB Radio. Cobra-25-LTD-ManualComplete CB Package For Construction Equipment. Includes 40 Channel CB, 18ft Heavy Duty Coax Cable, 4 Bolt Antenna Bracket & a 3ft Tall Antenna. Check out this combo package for an inexpensive, but rugged CB system designed specifically for heavy equipment, quarries, mining, etc. $109.00. $119.95 Save $10.95.Cobra proudly introduces the first Patent Pending Technology that dramatically improves the transmission and reception of CB radio signals - Soundtracker TM. This revolutionary system reconfigures the transmission signal which allows it to be transferred more effectively through cluttered air waves. It literally "punches" your message through ...Nov 21, 2006 · Post by Skoal Spitter onNov 20, 2006 at 11:18pm. Cobra 29 LTD: Receive Boost: Locate pin 14 of the PLL chip, and the Positive (+) side of C-12. Install a 22k-220k ohm resistor between these two points. The smaller the value, the more the receive is boosted. Use CARE when soldering to the PLL chip! The 29 LTD is known for performance and durability. Professional driver-requested improvements have been made throughout the years to continue to enhance performance and durability continuing the Cobra tradition. This radio has full channel coverage with 40 CB channels, and allows calibration of antenna system for maximum performance.In the Radio Manuals, Schematics & Mods section: the most popular Cobra, Galaxy, Connex, Magnum, Stryker, Uniden, Ranger, General, President, Realistic, Browning and TRAM CB radio schematics and service repair manuals are available. Other Older Radio Service Information, If available, can be added per User Request.Cobra 21 Mobile CB Radio, 5 Watt dead key, 20 Watts peak ... Craig Mobile CB Radio ... President AR44 Mobile Radio, 5.5 Watt deadkey, 32 Watts p.e.p. @ 14.4 volts ... ICOM 706MKIIG, with matching ICOM AT-180 Automatic Antenna Tuner, Both in Perfect Condition ... Cobra 148GTL, 1991 Philippines Model, 5-pin Side Microphone ...Description. The HH ROAD TRIP adds the ability to communicate longer distances with a supplied magnetic mount antenna for highway use on your way to that favorite fishing destination, plus instant access to all 40 CB radio channels, 10 Weather channels for up to the minute weather information 24 hours, Soundtracker Noise Reduction for loud and ...1) Open up your radio. 2) Find the small circuit board on the left of the radio. 3) Cut the green wire and tape it off. 4) There is an unplugged connector by this board..plug it in. 5) Near the front of the radio there is Reconnect the plug to the board. 6) That's it.!You now have 8 bands of 40 channels.25.165-28.755. Tweak & PeakPost by Skoal Spitter onNov 20, 2006 at 11:18pm. Cobra 29 LTD: Receive Boost: Locate pin 14 of the PLL chip, and the Positive (+) side of C-12. Install a 22k-220k ohm resistor between these two points. The smaller the value, the more the receive is boosted. Use CARE when soldering to the PLL chip!This modification is known as the Negative Peak Compression / Reduced Carrier mod aka npc/rc. Today, we're going to modify a Cobra 2000 GTL base station for BIG AUDIO. ... The Cobra 2000 GTL citizen's band base station radio demonstrates the epitome of contemporary CB base station design. The radio comes equipped with a 2SC1969 RF transistor in ...CB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 0President Electronics BILL CB Radio, 40 Channels AM, 12 Volts, USB 5V/2.1A, Up/Down Channel Selector, Volume Adjustment and ON/OFF, Manual Squelch and ASC, Multi-functions LCD Display, S-meter. 4.7 out of 5 stars. 597. 33 offers from $98.99. Next page. Cobra 29 LX... $129.50. Optional Accessories. Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 25-30 watts peak power. $2 9. NEW MOSFET Final. (perform a tune-up to radio to increase power, audio and performance and replace the bipolar transistor final with a higher power MOSFET)AM carrier 6 ...Best SSB CB Radio Reviews 1. Uniden BEARCAT 980 SSB CB Radio 2. Galaxy-DX-959 SSB CB Radio 3. President Electronics AM/SSB CB Radio 4. AnyTone AT-6666 CB Mobile Radio 5. Galaxy DX-949 AM/SSB CB Radio 6. Galaxy DX-979F AM/SSB CB Radio 7. Uniden Bearcat 980 SSB CB Radio 8. Galaxy DX-979 AM/SSB CB Radio What to Look for When Buying An SSB CB Radio8719-192-L-PLCC Cobra 2000 KIT INSTRUCTIONS NOTE: RADIO MUST BE IN ORIGINAL CHANNEL CONFIGURATION. ALL CHANNEL MODS MUST BE REMOVED AND COMPONENTS RETURNED TO ORIGINAL CONDITION. Presteps; Replace the MB8734 PLL with an MB8719, MMB8719 or a RCI8719-99 ... Switch to Band C, CB Band, channel 1, Clarifier at the 12 o'clock position. ...Cobra 5 Pin DIN Models 1 - Audio 2 - Transmit 3 - N/C 4 - Shield 5 - Receive ... 5 - Black 1 - White 2 - Red 3 - N/C 4 - Shield & Black 5 - Blue 1 - Red 2 - White 3 - N/C 4 - Shield & Black 5 - Blue Improve upon CB radio Talk around the world with ham radio. No Morse Code required! Blue Cross Blue Shield Get Blue Cross Blue Shield Quotes Online ...One package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.1)Get a SPST switch and mount it in the radio. 2)Find IC 6 & 7 by the PLL chip. You will see J68 and J 69. 3)Solder a wire from one side of the switch to J68. 4)Solder a wire from the other side of the switch to J69. 5)That's it .Flip the switch to jump up one channel. 1)Find D75 and R135 and cut one end of them.Circuit Master CB specializes in CB Sales and Repair as well as custom modifications. This includes repairing radios to factory specifications, tuning and installing, aftermarket modifications including echo "connex boards", and heavy duty final power upgrades. We also offer a complete line of CB radios, microphones, accessories and custom ...Complete CB Package For Construction Equipment. Includes 40 Channel CB, 18ft Heavy Duty Coax Cable, 4 Bolt Antenna Bracket & a 3ft Tall Antenna. Check out this combo package for an inexpensive, but rugged CB system designed specifically for heavy equipment, quarries, mining, etc. $109.00. $119.95 Save $10.95.SEPT 22, 2000 NEW INFORMATION ON THE COBRA 148 NW ST. Cobra has really shot themselves in the foot with this new radio, why you ask? I'm getting to that but first let me say that Cobra has been the industry leader in producing good quality CB radio's down through the years, there was the great line of Mobil "AM" radios such as the 25LTD, 29LTD. Check out tried and true replacement Cobra CB radio speakers, microphones, inverters & more! Check out Walcott Radio full list of all current Cobra Electronics products. There are many classic but powerful Cobra CB radios and radio parts. We are one of few CB radio shops in the entire world that distributes and services Cobra CB radios.You asked for the Cobra 21-LTD and those are the power and modulation modifications for it. There are other Cobra 21s also. 1-Cobra 21 2-Cobra 21-A 3-Cobra 21-GTL 4-Cobra 21-LTD 5-Cobra 21-LTD Classic 6-Cobra 21-Plus 7-Cobra 21-X 8-Cobra 21-XLR If you have the 21-LTD "Classic", then the mods are a bit different than the standard LTD model.The Uniden Madison or President Madison are perhaps one of the most sought after CB Radios. They look fantastic, the receiver is amazing and the transmit is punchy and clean. They were released in the 70's under several names including Uniden, Presisdent and Hatadi Bengal. They were all the same basic design and the only real differences was ...President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options. All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.Post by Skoal Spitter onSep 23, 2006 at 12:18am. I'm looking for the schematic / block diagram of the Cobra 66LTD. Actually any service information would be greatly appreciated. I recently picked one up at a yard sale but I have no tx/rx.. gotta be in the VCO area.. it's about the only thing that would be controlled by both.Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.CLOCK SWITCHES FOR CB BASE RADIO COBRA 2000GTL $30.00 $7.00 shipping Cobra 18 WX ST Sound Tracker Weatherband CB Radio w Microphone/Mic $32.00 $10.38 shipping Cobra CB Radio Die Cast Toy Bank Truck with Billboard Ad $85.00 $8.20 shipping 1/4 SCALE Cobra 2000 GTL miniature $150.00 $9.10 shipping or Best Offer Only 1 left!Cobra 25LTD CB Radio.... $109.50 Optional Accessories Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 28-32 watts peak power. $2 9 Perform Receiver improvement mods. (These mods replace key RX parts for better sensitivity and selectivity) $26Cobra 135. This is the Cobra 135 deluxe SSB base station. This was Cobra's top of the line CB radio in the early-mid 1970's. It was a rather expensive piece, running in the mid $400 range in 1970's dollars. It sported such standard features as Volume, Squelch, R.F. Gain, and a synchronized transmit/receive "Voice Lock" (Clarifier).Shop for CB Radios & Scanners in Auto Electronics. Buy products such as Uniden PRO505XL 40-Channel Bearcat Compact CB Radio and Tram 703-HC Center Load CB Antenna Kit at Walmart and save. ... Cobra 19 Ultra IV Recreational CB Radio. 11 3.5 out of 5 Stars. 11 reviews. Save with. Pickup 1-day shipping. Uniden Bearcat 300-Channel Handheld Scanner ...Cobra 29 LX... $129.50. Optional Accessories. Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 25-30 watts peak power. $2 9. NEW MOSFET Final. (perform a tune-up to radio to increase power, audio and performance and replace the bipolar transistor final with a higher power MOSFET)AM carrier 6 ...Cb Radio Power Cord/Cables 2-Wire 15A 3-Pin CB Power Cord with 12V Cigarette Lighter Plug for Cb Radio (2 Pack) Features : 3-Pin, 2 Wire 16-Gauge Heavy Duty Copper Wire, Length 4.8 ft Used to Replace Power Cords on Most CB Radios Built-In Fused Cigarette Lighter Plug w/Green LED Indicator & Finger Grip Heavy Duty Strain ReliefsCobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.Cobra (Dynascan) Secret CB Index By Model Documentation Project CBTricks.com Model: Volume. Page. Cobra Plus Units Block Diagrams: 25. ... 45XLR AM / FM / CB Power & Frequency Modification: 18. 67. 45XLR MPD858 PLL Tune-Up: 12. 34. 46XLR Tune-Up: 3. 43. 47XLR Tune Up (With Freq. Expansion Info) 3. 45.Cobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light ————————————————– 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output. Welcome To the New CB-Tricks.com 2020 *** Different-Owner ***. $29.95 To Join CB-Tricks.com The NEW CB-Tricks 2020 is a growing Secure CB Radio and Amateur 10-Meter Radio community that has free technical information available to it's users. If you do Radio Repair or Amplifier Repair and need Schematics, or Data Sheets, or need Antenna and Mic ...Uniden BC645 4-Pin Electret Condenser Microphone for CB Radios$14.99 Uniden PC78LTX 40-Channel Trucker's CB Radio with SWR $109.99 Tram 5" Magnet Mount CB Antenna with 17' Coaxial Cable, Steel Housing with Rubber Boot $34.99Cobra Mods This page describes modifications for the Cobra 148 GTL (PC-412) The PCB in this radio is almost identical to the Grant (PC-409) and the Madison ... The Cobra 2000 CB Radio was first manufactured in the early 1980's by the Dynascan Corporation in Chicago USA. It is a 40 Channel AM/SSB rig with built in frequency counter, 13.8V ...To remove, apply solder to three pins on one side (bridge all joints) then the same for the other side, alternate the soldering iron to each side of the chip until solder on both sides is molten, you must do this quickly, and then the part will slide off the solder pads and can be easily removed.President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.CB Radio Manuals - Manuals and for current models and older CB radios. Compare (0) You have no items to compare. links. My Account ... Cobra 19DX IV CB Radio. Cobra-19-DX-IV-Manual (Size: 1.2 MB) Cobra-19DX-IV-Product-Sheet (Size: 926.5 KB) Cobra 25 LTD Classic CB Radio. Cobra-25-LTD-ManualCobra 21 Mobile CB Radio, 5 Watt dead key, 20 Watts peak ... Craig Mobile CB Radio ... President AR44 Mobile Radio, 5.5 Watt deadkey, 32 Watts p.e.p. @ 14.4 volts ... ICOM 706MKIIG, with matching ICOM AT-180 Automatic Antenna Tuner, Both in Perfect Condition ... Cobra 148GTL, 1991 Philippines Model, 5-pin Side Microphone ... Cobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.Cobra 5 Pin DIN Models 1 - Audio 2 - Transmit 3 - N/C 4 - Shield 5 - Receive ... 5 - Black 1 - White 2 - Red 3 - N/C 4 - Shield & Black 5 - Blue 1 - Red 2 - White 3 - N/C 4 - Shield & Black 5 - Blue Improve upon CB radio Talk around the world with ham radio. No Morse Code required! Blue Cross Blue Shield Get Blue Cross Blue Shield Quotes Online ...Description. The HH ROAD TRIP adds the ability to communicate longer distances with a supplied magnetic mount antenna for highway use on your way to that favorite fishing destination, plus instant access to all 40 CB radio channels, 10 Weather channels for up to the minute weather information 24 hours, Soundtracker Noise Reduction for loud and ...Search: Maxon Cb Radio Mods. Allied Electronics provides an alphabetical listing of the Suppliers and Manufacturers in the Allied Catalog PLL LC7132: PLL Ersatz für LC7132 , ideal für die Kaiser KA 9040/ KA 9050 oder auch KE 9015/40, ebenso für Stabo xm 3500/ 4000 oder XF 4012N geeignet Maxon House, Cleveland Road Hemel Hempstead, Herts Maxon MCB 60A Kies voor de meest degelijke en ...CB Radios include brands such as Cobra, LTD. Cobra also sells a Cobra 148GTL which offers both AM and SSB. Typical CB Radio range is anywhere from 1-30 miles. As CB Radios are limited to 4 watts of power, the most limiting factor in range and coverage is the antenna system and the amount of noise on the channel of operation, and nearbyDescription. The HH ROAD TRIP adds the ability to communicate longer distances with a supplied magnetic mount antenna for highway use on your way to that favorite fishing destination, plus instant access to all 40 CB radio channels, 10 Weather channels for up to the minute weather information 24 hours, Soundtracker Noise Reduction for loud and ...All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.480 463 9347 IS MY COMPANY TELEPHONE NUMBER CALL ME PLEASE FOR SALES. TIM. Hello My name is Tim and Welcome to The official Snake Radio Customs website. 19 yrs. of quality service and customer service and very fast communication. 11 yrs on You tube and thousands of radio`s later I am still here.CB RADIO Mods COBRA 19 Plus, 19 DX, 19 Ultra Not much can be done to these radios. final RF transistor with a 2SC1969 is a plus. You'll have to solder a jumper across the diode going from the Audio transformer to the Driver and Final. Solder a jumper across the resister going from thePost by Skoal Spitter onSep 23, 2006 at 12:18am. I'm looking for the schematic / block diagram of the Cobra 66LTD. Actually any service information would be greatly appreciated. I recently picked one up at a yard sale but I have no tx/rx.. gotta be in the VCO area.. it's about the only thing that would be controlled by both.Cobra 142 GTL - Album on Imgur K7MEM Member Joined Dec 16, 2013 Messages 341 Location 1158 W. Valley Circle, Ash Fork, AZ 86320-482 Nov 27, 2016 #2 The 142 GTL is a very easy rig to modify. Lots of space and easy to disassemble. It appears that the mod is for extra channels.Cobra Cam 88. Cobra Cam 88. Contex 500. Contex 6706. Contex 6801 Mobile Linear . Courier Caravelle. Courier Centurion. Courier Conqueror II. Courier Ranger. Courier Royale. ... (25 channel CB radio). Lafayette Excalibur 80 channel walkie talkie. 5 watt AM 80 channel 26.515 to 27.855 MHZ in two bands. This radio has the O2A Pll chip.Check out tried and true replacement Cobra CB radio speakers, microphones, inverters & more! Check out Walcott Radio full list of all current Cobra Electronics products. There are many classic but powerful Cobra CB radios and radio parts. We are one of few CB radio shops in the entire world that distributes and services Cobra CB radios.Looking to find other HAM / CB radio operators on-line? You found us! The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. ... Cobra 29xlr expo 100 I kit questions. by dss56 » Tuesday, 05 April 2022, 4:25 AM. 2 Replies 602 Views Last post by dss56 ... ↳ Radio Modifications ...I looking at the Midland 75-822 and Cobra HH55. I am leaning towards the Midland. I am having major decision paralisis when I think about permanently mounting an antenna, so here is my plan: I will buy the Midland 75-822 and a WILSON LITTLE WIL CB ANTENNA. When I am out on the train I can put the Wilson antenna wherever I want and run the cable ...Dustin's Modifications: Dustin's Competition Cobra: Blown Up Part Diagrams: Down Load or View Manuals: E-Mail: Check Status Of Repair: Repair Request Form: Pre Owned Equipment: Pre Owned Mic's: Astatic Mic Parts: Place A Order: UPS Tracking: Questions: Links: Cobra 2000GTLThe 75 WX ST is a super compact hide-away Remote Mount design full featured CB radio with weather channels, ideal for vehicles where space is a premium. Plus instant access to channel 9 and 19, Dual -watch and all channel scan to monitor incoming signals, 4-channel programmable memory locations. The complete radio fits in your hand design.The 29 LX BT offers professional drivers a safe and easy way to communicate in a first-of-its-kind CB radio with Bluetooth® technology. $169.95. Cobra 29 LX. The 29 LX is a professional CB radio with a selectable 4-color LCD display based on the 29 LTD Classic platform with added diagnostics and monitoring features. $159.95.I'm one of those kids who in 1977 drooled over the catalogs of the day (Radio Shack) just dying to own one of those $479.99 base station radios. This page is an attempt to document the "reconditioning" of a virgin Cobra 139XLR. This radio was made sometime in 1976! Ok so it's 38 years young! It doesn't look a day over 20!Welcome To the New CB-Tricks.com 2020 *** Different-Owner ***. $29.95 To Join CB-Tricks.com The NEW CB-Tricks 2020 is a growing Secure CB Radio and Amateur 10-Meter Radio community that has free technical information available to it's users. If you do Radio Repair or Amplifier Repair and need Schematics, or Data Sheets, or need Antenna and Mic ...One package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.Mods for Cobra 18 Ultra WX? 6 post • Page:1 of 1. Mods for Cobra 18 Ultra WX? by RadioDoc » Wed, 28 Oct 1998 04:00:00 . ... Chill out there you super CB radio guy It's just a hobby. Mike . Top. Mods for Cobra 18 Ultra WX? by TRA1 » Fri, 30 Oct 1998 04:00:00 .CB Radios include brands such as Cobra, LTD. Cobra also sells a Cobra 148GTL which offers both AM and SSB. Typical CB Radio range is anywhere from 1-30 miles. As CB Radios are limited to 4 watts of power, the most limiting factor in range and coverage is the antenna system and the amount of noise on the channel of operation, and nearbyThis item: NEW Cobra 25 CB Radio S Rf power replacement meter. $12.99. Only 1 left in stock - order soon. Sold by dastore and ships from Amazon Fulfillment. FREE Shipping on orders over $25.00. Replacement METER for Cobra 29 & 148 CB Radio Brand New - Workman C29. $10.99. Only 9 left in stock - order soon.All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.I'm one of those kids who in 1977 drooled over the catalogs of the day (Radio Shack) just dying to own one of those $479.99 base station radios. This page is an attempt to document the "reconditioning" of a virgin Cobra 139XLR. This radio was made sometime in 1976! Ok so it's 38 years young! It doesn't look a day over 20!The main category is CB Radio modifications, tips & tricks that is about CB radio modifications. This link is listed in our web site directory since Thursday Apr 12 2001, and till today " Snake Doctor's CB Mods " has been followed for a total of 66806 times. So far received 518 votes for a total score of 7.46/10Looking to find other HAM / CB radio operators on-line? You found us! The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. ... Cobra 29/25 Meter Light/Channel Indicator Help. by MightyMo » Friday, 07 November 2014, 6:06 AM. 10 Replies 649 Views ... ↳ Radio Modifications; ↳ ...Introducing mods.dk. Welcome to mods.dk, the best site on the internet for modifications repair instructions and improvement of HAM rigs, HAM modems, etc. Here you will find modifications of many types of HAM radios, microphones, power supplies, modems etc. You can find how to modify a radio to receive and transmit out of range, you can find ...Clipping your modulation limiter Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Clipping your modulation limiter It’s often referred to as the biggest no-no in CB radio. People may get upset at the mere mention of clipping a modulation limiter. Cobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.To remove, apply solder to three pins on one side (bridge all joints) then the same for the other side, alternate the soldering iron to each side of the chip until solder on both sides is molten, you must do this quickly, and then the part will slide off the solder pads and can be easily removed.Earbud Microphone for all portable handheld Cobra CB radios $19.95 HG S500 - Dynamic External CB Speaker with Noise Filter and Talk-back $34.95 HG S300 - Dynamic External CB Speaker with Noise Filter $29.95 HG S100 - Dynamic External CB Speaker ...Cobra 5 Pin DIN Models 1 - Audio 2 - Transmit 3 - N/C 4 - Shield 5 - Receive ... 5 - Black 1 - White 2 - Red 3 - N/C 4 - Shield & Black 5 - Blue 1 - Red 2 - White 3 - N/C 4 - Shield & Black 5 - Blue Improve upon CB radio Talk around the world with ham radio. No Morse Code required! Blue Cross Blue Shield Get Blue Cross Blue Shield Quotes Online ...Align Radio For Best Performance (Peak & Tune) (702) NO IMAGE . Peak and tune Cb or 10 meter radios. Cb radio tuning $30. Add $10 for the modulation upgrade to make the transmit audio much louder. Cb tuning includes increase audio power, align the transmit, receive and more. Tuning options are listed on the View Detail page of each radio on our ...Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light ————————————————- 25GTL/LTD/CLASSICCobra 5 Pin DIN Models 1 - Audio 2 - Transmit 3 - N/C 4 - Shield 5 - Receive ... 5 - Black 1 - White 2 - Red 3 - N/C 4 - Shield & Black 5 - Blue 1 - Red 2 - White 3 - N/C 4 - Shield & Black 5 - Blue Improve upon CB radio Talk around the world with ham radio. No Morse Code required! Blue Cross Blue Shield Get Blue Cross Blue Shield Quotes Online ...Cobra 29 LX... $129.50. Optional Accessories. Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 25-30 watts peak power. $2 9. NEW MOSFET Final. (perform a tune-up to radio to increase power, audio and performance and replace the bipolar transistor final with a higher power MOSFET)AM carrier 6 ...Since 1976 we've been the leader in CB Radio books, plans, kits, modifications, & technical information . We specialize in unique, hard-to-find performance options for Citizens Band, 10-Meter, & HF radios. ORDER NOW! PRICES INCREASE IN EARLY 2022 Click Below To Download Book Samples! The "Screwdriver Expert's" Guide (239Kb ZIPped PDF)A page which list's the modulation boosts and tune ups for the cobra range of radio's Modifications Cobra Modification And Tuning List Click Here to load into my sites frames (you are missing out if you are not in my frames !) This counter shows the number hits since the 1st September 1998 Go Back To The Modifications Page Accessories. Details. The Cobra HH 38 WX ST is a handheld, portable CB radio from Cobra Electronics. A handheld CB combines the functionality of a CB radio with the portability of a two way radio! The HH38WXST even adds the NOAA weather channel support, making it a weather radio as well! This model also offers dual channel watch, full channel ...Mods for Cobra 18 Ultra WX? 6 post • Page:1 of 1. Mods for Cobra 18 Ultra WX? by RadioDoc » Wed, 28 Oct 1998 04:00:00 . ... Chill out there you super CB radio guy It's just a hobby. Mike . Top. Mods for Cobra 18 Ultra WX? by TRA1 » Fri, 30 Oct 1998 04:00:00 .One package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.Post by Skoal Spitter onSep 23, 2006 at 12:18am. I'm looking for the schematic / block diagram of the Cobra 66LTD. Actually any service information would be greatly appreciated. I recently picked one up at a yard sale but I have no tx/rx.. gotta be in the VCO area.. it's about the only thing that would be controlled by both.This modification can be performed on the following models. Cobra 25 & 29 Uniden 66,76,68 & 78 A properly tuned radio should be loud but also clear. Gimmick type modifications such as super mods are not offered at Clays Radio Shop. Integrity and Ethics are important to the Company and our Employees. Each employee takes pride in his/her work. Three operation modes Many cb radios on the market today will only offer one or two operation modes. The Galaxy dx 959 cb radio offers SSB (Single Side Band) and PA operation in addition to the common AM. SSB gives a better signal and is more efficient at transmitting over longer distances compared to AM.cb modifications, cb radio, cb mods. CB Mods List. Hits : 947801. Make Model. Modulation AM Power SSB Power FM Power Conversion Notes ...channels aren't all in order, there USED to be two channels between. 22 and 23, but now in frequency order the channels go like this: 21-22-24-25-23-26-27. As to the other 'big' mod, that's the clarifier. That mod comes in two. flavors. On CB sets the TX is locked and the RX shifts with the.CLOCK SWITCHES FOR CB BASE RADIO COBRA 2000GTL $30.00 $7.00 shipping Cobra 18 WX ST Sound Tracker Weatherband CB Radio w Microphone/Mic $32.00 $10.38 shipping Cobra CB Radio Die Cast Toy Bank Truck with Billboard Ad $85.00 $8.20 shipping 1/4 SCALE Cobra 2000 GTL miniature $150.00 $9.10 shipping or Best Offer Only 1 left!Open the scraw of the radio. On the upper part of the sericite, you will see a white single cable connecting two points. (Not the ribbon, That is for display) Cut that white single cable. Close the part of the box and scraw them. Connect the power line. Turn the Stryker radio on by clicking (function button + p6 + power button)Custom CB Radios. Used Radios and Accessories. Antennas. Microphones. Scanners. Radio Upgrades. Radio Accessories. ... Make your Cobra 29 here like a big radio get this modification done..today. Reviews. Average Rating: (based on 2 reviews) ... Cobra 29 LX LE Echo Knob SKU: 29 LXLE Knob Price: $6.50 EMAIL A FRIEND.Cb Radio Power Cord/Cables 2-Wire 15A 3-Pin CB Power Cord with 12V Cigarette Lighter Plug for Cb Radio (2 Pack) Features : 3-Pin, 2 Wire 16-Gauge Heavy Duty Copper Wire, Length 4.8 ft Used to Replace Power Cords on Most CB Radios Built-In Fused Cigarette Lighter Plug w/Green LED Indicator & Finger Grip Heavy Duty Strain Reliefs1. Remove D58 2. Follow the wire (white or green) from R44 and remove the other end from the PC board and connect it constant +8 volts (IC4 pin 3).The following instructions will expand the clarifier range after it is unlocked: 3. Jumper R175 4. Jumper from R174 #244 side to D51 #246 side. 5.First thing we need is an old Cobra 148 GTL or Cobra 2000 GTL Chassis for parts... Remove L59 (USB), L23 (AM) & L22 (LSB) from the parts chassis and mark them with a sharpie AM, USB, LSB. This is the easy part, L22 and L23 are the same numbers between each radio, so just solder the can you marked LSB into the spot marked L22 on your radio. CB Radio Manuals - Manuals and for current models and older CB radios. Compare (0) You have no items to compare. links. My Account ... Cobra 19DX IV CB Radio. Cobra-19-DX-IV-Manual (Size: 1.2 MB) Cobra-19DX-IV-Product-Sheet (Size: 926.5 KB) Cobra 25 LTD Classic CB Radio. Cobra-25-LTD-ManualTHE UNIDEN 858SSB CHASSIS. The Uniden 858 ssb chassis was produced between1976 and 1978, and was sold under many brand names. including Cobra, President, Realistic, Teaberry, and Robyn, among others. This chassis was (and still is) the. BEST mass-produced type-accepted CB radio ever made!!Apr 11, 2019 · On the upper part of the sericite, you will see a white single cable connecting two points. (Not the ribbon, That is for display) Cut that white single cable. Close the part of the box and scraw them. Connect the power line. Turn the Stryker radio on by clicking (function button + p6 + power button) Then you can see the extended frequency mod ... First thing we need is an old Cobra 148 GTL or Cobra 2000 GTL Chassis for parts... Remove L59 (USB), L23 (AM) & L22 (LSB) from the parts chassis and mark them with a sharpie AM, USB, LSB. This is the easy part, L22 and L23 are the same numbers between each radio, so just solder the can you marked LSB into the spot marked L22 on your radio.Since 1976 we've been the leader in CB Radio books, plans, kits, modifications, & technical information . We specialize in unique, hard-to-find performance options for Citizens Band, 10-Meter, & HF radios. ORDER NOW! PRICES INCREASE IN EARLY 2022 Click Below To Download Book Samples! The "Screwdriver Expert's" Guide (239Kb ZIPped PDF)CLOCK SWITCHES FOR CB BASE RADIO COBRA 2000GTL $30.00 $7.00 shipping Cobra 18 WX ST Sound Tracker Weatherband CB Radio w Microphone/Mic $32.00 $10.38 shipping Cobra CB Radio Die Cast Toy Bank Truck with Billboard Ad $85.00 $8.20 shipping 1/4 SCALE Cobra 2000 GTL miniature $150.00 $9.10 shipping or Best Offer Only 1 left!President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.Accessories. Details. The Cobra HH 38 WX ST is a handheld, portable CB radio from Cobra Electronics. A handheld CB combines the functionality of a CB radio with the portability of a two way radio! The HH38WXST even adds the NOAA weather channel support, making it a weather radio as well! This model also offers dual channel watch, full channel ...The 75 WX ST is a super compact hide-away Remote Mount design full featured CB radio with weather channels, ideal for vehicles where space is a premium. Plus instant access to channel 9 and 19, Dual -watch and all channel scan to monitor incoming signals, 4-channel programmable memory locations. The complete radio fits in your hand design.Shop for CB Radios & Scanners in Auto Electronics. Buy products such as Uniden PRO505XL 40-Channel Bearcat Compact CB Radio and Tram 703-HC Center Load CB Antenna Kit at Walmart and save. ... Cobra 19 Ultra IV Recreational CB Radio. 11 3.5 out of 5 Stars. 11 reviews. Save with. Pickup 1-day shipping. Uniden Bearcat 300-Channel Handheld Scanner ...Dustin's Modifications: Dustin's Competition Cobra: Blown Up Part Diagrams: Down Load or View Manuals: E-Mail: Check Status Of Repair: Repair Request Form: Pre Owned Equipment: Pre Owned Mic's: Astatic Mic Parts: Place A Order: UPS Tracking: Questions: Links: Cobra 2000GTL1) Flip your radio upside down so the speaker is facing up. 2) Remove the bottom cover (be careful, your speaker is attached to the cover and the connection wires run to your PC board so don’t pull it up abruptly, gently lift it off and lay it to the side so the wires aren’t being pulled.) The modulation should be adjustable via the body of the CB radio. Tweaking the modulation is a good way of maximizing power but you'll only want to up it to a certain degree. Make sure the sound of the radio isn't being distorted by the extent of your modulation. 5 Adjust the squelch range.All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light ————————————————– 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output. Looking to find other HAM / CB radio operators on-line? You found us! The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. ... Cobra 29xlr expo 100 I kit questions. by dss56 » Tuesday, 05 April 2022, 4:25 AM. 2 Replies 602 Views Last post by dss56 ... ↳ Radio Modifications ...Accessories. Details. The Cobra HH 38 WX ST is a handheld, portable CB radio from Cobra Electronics. A handheld CB combines the functionality of a CB radio with the portability of a two way radio! The HH38WXST even adds the NOAA weather channel support, making it a weather radio as well! This model also offers dual channel watch, full channel ...Best SSB CB Radio Reviews 1. Uniden BEARCAT 980 SSB CB Radio 2. Galaxy-DX-959 SSB CB Radio 3. President Electronics AM/SSB CB Radio 4. AnyTone AT-6666 CB Mobile Radio 5. Galaxy DX-949 AM/SSB CB Radio 6. Galaxy DX-979F AM/SSB CB Radio 7. Uniden Bearcat 980 SSB CB Radio 8. Galaxy DX-979 AM/SSB CB Radio What to Look for When Buying An SSB CB RadioOne package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.One package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.CB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 0 SSB CB Radios on Amazon: https://amzn.to/2SFR0Tzhttp://www.cbradiomagazine.comVideo overview of the Cobra 148 GTL AM & SSB CB radio with discussion on tuning...One package is for conventional programming and the other for trunked programming. The trunked package is in upwards of $2,500. The conventional package is more reasonable though is still several hundred dollars. The benefit is you do not need multiple versions for each radio (unlike Motorola). This is a large and very visible forum.A page which list's the modulation boosts and tune ups for the cobra range of radio's Modifications Cobra Modification And Tuning List Click Here to load into my sites frames (you are missing out if you are not in my frames !) This counter shows the number hits since the 1st September 1998 Go Back To The Modifications Page cobra 40x. Welcome to the CB junkies cb radio forum You are currently viewing the forum as a guest. We invite you to JOIN today so that you can post and interact with our members. Registration is quick and easy and 100% free, so REGISTER today! We look forward to seeing you soon!Cobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.Imagine we are looking for information on a Cobra 29 LTD Classic. The particular page that has modification information for Cobra CB s is http://www.radiomods.co.nz/cobramodslist.html and on this list we can find that the modulation potentiometer for our Cobra 29 LTD Classic is labeled as VR4 on the PC board.008052 - Cobra® VOL/SQL Switch for the 29LX/LXE CB Radios Out-of-stock 0083449004 - Cobra® C29LTD CB Radio RF Gain Control -Substitute for 008-114 $11.80 $9.44 0083449004 - Cobra® C29LTD CB Radio RF Gain Control -Substitute for 008-114 Out-of-stock 0083499001 - Cobra® C148GTL Radio Voicelock 20K (Pin Style) $14.45 $11.56Cobra 29 LX... $129.50. Optional Accessories. Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 25-30 watts peak power. $2 9. NEW MOSFET Final. (perform a tune-up to radio to increase power, audio and performance and replace the bipolar transistor final with a higher power MOSFET)AM carrier 6 ...Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output. 1)Get a SPST switch and mount it in the radio. 2)Find IC 6 & 7 by the PLL chip. You will see J68 and J 69. 3)Solder a wire from one side of the switch to J68. 4)Solder a wire from the other side of the switch to J69. 5)That's it .Flip the switch to jump up one channel. 1)Find D75 and R135 and cut one end of them.1) Open up your radio. 2) Find the small circuit board on the left of the radio. 3) Cut the green wire and tape it off. 4) There is an unplugged connector by this board..plug it in. 5) Near the front of the radio there is Reconnect the plug to the board. 6) That's it.!You now have 8 bands of 40 channels.25.165-28.755. Tweak & PeakAll of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.Custom CB radios's items for sale in Radio Upgrades. AuctivaInternalLink. Home; Wishlist; Service Form; Login; Basket (0 item, $0.00) View Cart. Advanced search ... Cobra 29 LX Turbo Echo Board Installation. $75.00 Magnum : Key Up "Ah Shut Up" Noise Toy $28.99. $29.95 Humbel : Key Up "Cry Baby" Noise Toy $28.99. $29.9511 Meter Base and Mobile CB Radios. ... $399.99. Brand New in the box Cobra 148GTL's! $439.99. LesComm Super DX959 Green. $369.99. Galaxy DX959b. $299.99. LesComm Improved DX2547 ... "Major Custom" in this case means that you have added an option that requires a significant modification(s) to the stock radio that takes more than 3 hours to ...Mods for Cobra 18 Ultra WX? 6 post • Page:1 of 1. Mods for Cobra 18 Ultra WX? by RadioDoc » Wed, 28 Oct 1998 04:00:00 . ... Chill out there you super CB radio guy It's just a hobby. Mike . Top. Mods for Cobra 18 Ultra WX? by TRA1 » Fri, 30 Oct 1998 04:00:00 .I looking at the Midland 75-822 and Cobra HH55. I am leaning towards the Midland. I am having major decision paralisis when I think about permanently mounting an antenna, so here is my plan: I will buy the Midland 75-822 and a WILSON LITTLE WIL CB ANTENNA. When I am out on the train I can put the Wilson antenna wherever I want and run the cable ...Three operation modes Many cb radios on the market today will only offer one or two operation modes. The Galaxy dx 959 cb radio offers SSB (Single Side Band) and PA operation in addition to the common AM. SSB gives a better signal and is more efficient at transmitting over longer distances compared to AM.This is the Cobra 139 XLR. This was Cobra's "middle of the road" AM/SSB base station. This was the 40 channel version of the popular 23 channel Cobra 139. Features included Volume, Squelch, R.F. and Mike Gain controls, and a new FCC mandated receive-only Clarifier. Also included were 2 large meters, with modulation and SWR measuring capability ...Nov 21, 2006 · Post by Skoal Spitter onNov 20, 2006 at 11:18pm. Cobra 29 LTD: Receive Boost: Locate pin 14 of the PLL chip, and the Positive (+) side of C-12. Install a 22k-220k ohm resistor between these two points. The smaller the value, the more the receive is boosted. Use CARE when soldering to the PLL chip! Since 1976 we've been the leader in CB Radio books, plans, kits, modifications, & technical information . We specialize in unique, hard-to-find performance options for Citizens Band, 10-Meter, & HF radios. ORDER NOW! PRICES INCREASE IN EARLY 2022 Click Below To Download Book Samples! The "Screwdriver Expert's" Guide (239Kb ZIPped PDF)8719-192-L-PLCC Cobra 2000 KIT INSTRUCTIONS NOTE: RADIO MUST BE IN ORIGINAL CHANNEL CONFIGURATION. ALL CHANNEL MODS MUST BE REMOVED AND COMPONENTS RETURNED TO ORIGINAL CONDITION. Presteps; Replace the MB8734 PLL with an MB8719, MMB8719 or a RCI8719-99 ... Switch to Band C, CB Band, channel 1, Clarifier at the 12 o'clock position. ...CB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 0Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.1. Remove D58 2. Follow the wire (white or green) from R44 and remove the other end from the PC board and connect it constant +8 volts (IC4 pin 3).The following instructions will expand the clarifier range after it is unlocked: 3. Jumper R175 4. Jumper from R174 #244 side to D51 #246 side. 5.This is the Cobra 139 XLR. This was Cobra's "middle of the road" AM/SSB base station. This was the 40 channel version of the popular 23 channel Cobra 139. Features included Volume, Squelch, R.F. and Mike Gain controls, and a new FCC mandated receive-only Clarifier. Also included were 2 large meters, with modulation and SWR measuring capability ...All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.CB Radios . COBRA CB RADIOS MODIFICATIONS; Cobra 2000 GTL Modifications; CPI - Communications Power Inc. DAK CB Radios; SBE - Side Band Engineers; STONER Pro-40 CB SSB Base Station #322; TRAM Diamond Corporation; TRAM D201 VFO RF SIGNAL FREQUENCY COUNTER CYMOMETER TESTER 0.1 MHZ ~ 65 MHZ; CB Radio Antennas . CB Beam Antennas; CB Radio ...Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.CB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 0Cobra 142 GTL - Album on Imgur K7MEM Member Joined Dec 16, 2013 Messages 341 Location 1158 W. Valley Circle, Ash Fork, AZ 86320-482 Nov 27, 2016 #2 The 142 GTL is a very easy rig to modify. Lots of space and easy to disassemble. It appears that the mod is for extra channels.With the OLD bigger final, converted for MORE power, & parts added, I have done 2 CB's to do 12.5 watts DEAD KEY, the highest I've ever seen in 35 years! That's AM dead key watts on an AM METER (not a SSB meter, or peak meter WHISTLING into the mic.) When you whistle AM power into the mic on a SSB meter, it goes to 20 - 90 watts or so.CB PLL Modifications List. The CB's are listed by PLL model. Find the PLL and then find the mod :) CCI3001. ... Shogun CB. Maxon Chassis. Cobra 21FXM, Colt 295, Commtron CB40F, Maxcom 4E/6E/16E/20E/21E, Midland 2001/2001T/3001/4001, Sirtel Searcher, Academy 501/502, Barracuda GT868, Elftone ELCB6000, Fidelity CB300M/1000M, Great GT858B/GT868B ...This modification is known as the Negative Peak Compression / Reduced Carrier mod aka npc/rc. Today, we're going to modify a Cobra 2000 GTL base station for BIG AUDIO. ... The Cobra 2000 GTL citizen's band base station radio demonstrates the epitome of contemporary CB base station design. The radio comes equipped with a 2SC1969 RF transistor in ...Expander for the popular upD2824 radios Suits Cobra 146, Realistic TRC451, DSE Hornet 2, Uniden PC122 and AX144 etc Internal fit - undetectable when radio is turned off Gives 26.605 to 28.205 in 5 Khz steps with no gaps or skips When switched off, radio functions as a standard 40 channel unit Technician installation highly recommendedCB Modification Website ButtFuzz Mar 28, 2018 38 May 11, 2022 jtrouter Tram D201A substitute for the factory type relay. nomadradio Oct 14, 2020 5 Apr 7, 2022 grimace Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 158 Nov 5, 2021 thelonegunman Browning Mark 3 SSB 12-Volt relay substitute. nomadradio Oct 15, 2020 0The modulation should be adjustable via the body of the CB radio. Tweaking the modulation is a good way of maximizing power but you'll only want to up it to a certain degree. Make sure the sound of the radio isn't being distorted by the extent of your modulation. 5 Adjust the squelch range.If you're looking for a CB radio that has all the bells and whistles, the Cobra 18WXSTII is a great choice. This radio not only uses the 40 FCC-approved AM channels for communication, it also has 10 NOAA channels for keeping tabs on weather conditions along your route so you can avoid storms and dangerous situations like flooding or mudslides.All of our Cobra Cb radios come with a factory microphone, power cord, mounting bracket and mounting hardware. This section is for Cobra Cb radios. See the left menu for 10 meter radios. Don't forget to add our $30 tuning. We also offer a $40 modulation upgrade on select Cobra Cb models which includes the tuning.CB Radios . COBRA CB RADIOS MODIFICATIONS; Cobra 2000 GTL Modifications; CPI - Communications Power Inc. DAK CB Radios; SBE - Side Band Engineers; STONER Pro-40 CB SSB Base Station #322; TRAM Diamond Corporation; TRAM D201 VFO RF SIGNAL FREQUENCY COUNTER CYMOMETER TESTER 0.1 MHZ ~ 65 MHZ; CB Radio Antennas . CB Beam Antennas; CB Radio ...Mods for Cobra 18 Ultra WX? 6 post • Page:1 of 1. Mods for Cobra 18 Ultra WX? by RadioDoc » Wed, 28 Oct 1998 04:00:00 . ... Chill out there you super CB radio guy It's just a hobby. Mike . Top. Mods for Cobra 18 Ultra WX? by TRA1 » Fri, 30 Oct 1998 04:00:00 .89 gtl & 140 gtl cobra radio mods. 2 post • Page:1 of 1. 89 gtl & 140 gtl cobra radio mods. by SAnder79 » Thu, 13 Jun 1996 04:00:00 . I have a 140 GTL mobil radio & a 89 GTL base radio. Would like any mods for these in the way of power, channels, & anything worth mentioning about these old radios. Top. 89 gtl & 140 gtl cobra radio mods.In the Radio Manuals, Schematics & Mods section: the most popular Cobra, Galaxy, Connex, Magnum, Stryker, Uniden, Ranger, General, President, Realistic, Browning and TRAM CB radio schematics and service repair manuals are available. Other Older Radio Service Information, If available, can be added per User Request.Cobra 25 JP6 L11 Cobra 29 JP36 L15 Uniden 68 JV17 L11 Uniden 78 JV101 L15 Jumper & Coil Part Number Notes: Drill a hole in the back or side of the radio to mount the Variable Power Pot. Some prefer removing a less used control knob and mounting the pot there. Wire the circuit as shown in the diagram using the parts listed below.Nov 21, 2006 · Post by Skoal Spitter onNov 20, 2006 at 11:18pm. Cobra 29 LTD: Receive Boost: Locate pin 14 of the PLL chip, and the Positive (+) side of C-12. Install a 22k-220k ohm resistor between these two points. The smaller the value, the more the receive is boosted. Use CARE when soldering to the PLL chip! Cobra 25LTD CB Radio.... $109.50 Optional Accessories Tune-up. Perform a tune-up to radio to increase power, audio and performance. AM carrier 6 watts and 28-32 watts peak power. $2 9 Perform Receiver improvement mods. (These mods replace key RX parts for better sensitivity and selectivity) $26Shop for CB Radios & Scanners in Auto Electronics. Buy products such as Uniden PRO505XL 40-Channel Bearcat Compact CB Radio and Tram 703-HC Center Load CB Antenna Kit at Walmart and save. ... Cobra 19 Ultra IV Recreational CB Radio. 11 3.5 out of 5 Stars. 11 reviews. Save with. Pickup 1-day shipping. Uniden Bearcat 300-Channel Handheld Scanner ...Looking to find other HAM / CB radio operators on-line? You found us! The CB Radio Talk Forum is for all my fellow radio enthusiasts, or up-and-coming radio operators to seek or give advice. ... Cobra 29/25 Meter Light/Channel Indicator Help. by MightyMo » Friday, 07 November 2014, 6:06 AM. 10 Replies 649 Views ... ↳ Radio Modifications; ↳ ...Cobra 21 Mobile CB Radio, 5 Watt dead key, 20 Watts peak ... Craig Mobile CB Radio ... President AR44 Mobile Radio, 5.5 Watt deadkey, 32 Watts p.e.p. @ 14.4 volts ... ICOM 706MKIIG, with matching ICOM AT-180 Automatic Antenna Tuner, Both in Perfect Condition ... Cobra 148GTL, 1991 Philippines Model, 5-pin Side Microphone ...First thing we need is an old Cobra 148 GTL or Cobra 2000 GTL Chassis for parts... Remove L59 (USB), L23 (AM) & L22 (LSB) from the parts chassis and mark them with a sharpie AM, USB, LSB. This is the easy part, L22 and L23 are the same numbers between each radio, so just solder the can you marked LSB into the spot marked L22 on your radio.Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light ————————————————– 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output. Vintage 1979 CB Radio - Midland 200M 40 Channel Citizens Band Transceiver ... Vintage CB Radio Cobra 25 LTD with Cobra Mic Ad by deckvintage Ad from shop deckvintage deckvintage From shop deckvintage. 5 out of 5 stars (76) $ 60.00. Add to Favorites Vintage 70s CB Radio Fabric • Cadillac • Cassette Tape • Cop Fireman Fire Fighter • Truck ...Post by Skoal Spitter onSep 23, 2006 at 12:18am. I'm looking for the schematic / block diagram of the Cobra 66LTD. Actually any service information would be greatly appreciated. I recently picked one up at a yard sale but I have no tx/rx.. gotta be in the VCO area.. it's about the only thing that would be controlled by both.Clipping your modulation limiter Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Clipping your modulation limiter It’s often referred to as the biggest no-no in CB radio. People may get upset at the mere mention of clipping a modulation limiter. Open the scraw of the radio. On the upper part of the sericite, you will see a white single cable connecting two points. (Not the ribbon, That is for display) Cut that white single cable. Close the part of the box and scraw them. Connect the power line. Turn the Stryker radio on by clicking (function button + p6 + power button)President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.Clipping your modulation limiter Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Cobra Uniden Antenna Amplifiers Microphones Cb radio reviews modifications Clipping your modulation limiter It’s often referred to as the biggest no-no in CB radio. People may get upset at the mere mention of clipping a modulation limiter. I hand make custom cb radio faceplate stickers. Available for these radios: Faceplate Designs: $12.00 + $2.50 S/H. C bStickerSales. Cobra 25 (front & side mic) Cobra 25 GTL. Cobra 25 ST. ... EXAMPLE: COBRA 29 (front mic) or (side mic) 2. There are now two different pricing options. If you intend on purchasing more than 4 stickers (whether it's ...Uniden BC645 4-Pin Electret Condenser Microphone for CB Radios$14.99 Uniden PC78LTX 40-Channel Trucker's CB Radio with SWR $109.99 Tram 5" Magnet Mount CB Antenna with 17' Coaxial Cable, Steel Housing with Rubber Boot $34.99Cobra 5 Pin DIN Models 1 - Audio 2 - Transmit 3 - N/C 4 - Shield 5 - Receive ... 5 - Black 1 - White 2 - Red 3 - N/C 4 - Shield & Black 5 - Blue 1 - Red 2 - White 3 - N/C 4 - Shield & Black 5 - Blue Improve upon CB radio Talk around the world with ham radio. No Morse Code required! Blue Cross Blue Shield Get Blue Cross Blue Shield Quotes Online ...Unsolder JP36 instead of JP6. it Cb tricks COBRA 140-GTL, 142-GTL, 148-GTL, 2000GTL. Radio keys 6 watts RMS. 7 MHz from factory - 26. 3. Cobra New Model 1. Resources listed under Radio Modifications category belongs. A page which list's the modulation boosts and tune ups for the cobra range of radio's. Modifications Cobra Modification And ...President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.1) Open up your radio. 2) Find the small circuit board on the left of the radio. 3) Cut the green wire and tape it off. 4) There is an unplugged connector by this board..plug it in. 5) Near the front of the radio there is Reconnect the plug to the board. 6) That's it.!You now have 8 bands of 40 channels.25.165-28.755. Tweak & PeakThe main category is CB Radio modifications, tips & tricks that is about CB radio modifications. This link is listed in our web site directory since Thursday Apr 12 2001, and till today " Snake Doctor's CB Mods " has been followed for a total of 66806 times. So far received 518 votes for a total score of 7.46/10A page which list's the modulation boosts and tune ups for the cobra range of radio's Modifications Cobra Modification And Tuning List Click Here to load into my sites frames (you are missing out if you are not in my frames !) This counter shows the number hits since the 1st September 1998 Go Back To The Modifications PageComplete CB Package For Construction Equipment. Includes 40 Channel CB, 18ft Heavy Duty Coax Cable, 4 Bolt Antenna Bracket & a 3ft Tall Antenna. Check out this combo package for an inexpensive, but rugged CB system designed specifically for heavy equipment, quarries, mining, etc. $109.00. $119.95 Save $10.95.Astatic (302-10001) - 636L Noise Canceling CB Microphone, Black, Factory Wired, 4-Pin Cobra-Uniden, Mobile Comm. Microphones Tram (278) - BigCat Mirror Mount, Heavy Duty Stud, Stainless Steel Mount and Hardware, Mobile Antenna MountsSpecializing in unique & hard-to-find CB radio books & tech info, modifications & repairs, & high-performance CB accessories since 1976 ... For example, the President Grant (late) is identical to the Uniden Grant, Grant LT, Grant XL, and the Cobra 29GTL is identical to the Cobra 29LTD or Uniden PC76XL, which are still being sold since this page ...Introducing mods.dk. Welcome to mods.dk, the best site on the internet for modifications repair instructions and improvement of HAM rigs, HAM modems, etc. Here you will find modifications of many types of HAM radios, microphones, power supplies, modems etc. You can find how to modify a radio to receive and transmit out of range, you can find ...1. Remove D58 2. Follow the wire (white or green) from R44 and remove the other end from the PC board and connect it constant +8 volts (IC4 pin 3).The following instructions will expand the clarifier range after it is unlocked: 3. Jumper R175 4. Jumper from R174 #244 side to D51 #246 side. 5.The modulation should be adjustable via the body of the CB radio. Tweaking the modulation is a good way of maximizing power but you'll only want to up it to a certain degree. Make sure the sound of the radio isn't being distorted by the extent of your modulation. 5 Adjust the squelch range.Open the scraw of the radio. On the upper part of the sericite, you will see a white single cable connecting two points. (Not the ribbon, That is for display) Cut that white single cable. Close the part of the box and scraw them. Connect the power line. Turn the Stryker radio on by clicking (function button + p6 + power button)Cobra 135. This is the Cobra 135 deluxe SSB base station. This was Cobra's top of the line CB radio in the early-mid 1970's. It was a rather expensive piece, running in the mid $400 range in 1970's dollars. It sported such standard features as Volume, Squelch, R.F. Gain, and a synchronized transmit/receive "Voice Lock" (Clarifier).Dustin's Modifications: Dustin's Competition Cobra: Blown Up Part Diagrams: Down Load or View Manuals: E-Mail: Check Status Of Repair: Repair Request Form: Pre Owned Equipment: Pre Owned Mic's: Astatic Mic Parts: Place A Order: UPS Tracking: Questions: Links: Cobra 2000GTLSearch: Maxon Cb Radio Mods. Allied Electronics provides an alphabetical listing of the Suppliers and Manufacturers in the Allied Catalog PLL LC7132: PLL Ersatz für LC7132 , ideal für die Kaiser KA 9040/ KA 9050 oder auch KE 9015/40, ebenso für Stabo xm 3500/ 4000 oder XF 4012N geeignet Maxon House, Cleveland Road Hemel Hempstead, Herts Maxon MCB 60A Kies voor de meest degelijke en ...President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.The modulation should be adjustable via the body of the CB radio. Tweaking the modulation is a good way of maximizing power but you'll only want to up it to a certain degree. Make sure the sound of the radio isn't being distorted by the extent of your modulation. 5 Adjust the squelch range.SSB CB Radios on Amazon: https://amzn.to/2SFR0Tzhttp://www.cbradiomagazine.comVideo overview of the Cobra 148 GTL AM & SSB CB radio with discussion on tuning...Buy a Peaked and Tuned Radio at CB World today! Your radio will be tested and optimized to sound as good as possible. ... C29LTDSEC-T - Cobra® CB Radio With Chrome Finish (Peaked and Tuned) Out-of-stock. Save 3%. C29LX-T - Cobra® CB Radio (Peaked and Tuned) $ 184.95 $ 179.90.Imagine we are looking for information on a Cobra 29 LTD Classic. The particular page that has modification information for Cobra CB s is http://www.radiomods.co.nz/cobramodslist.html and on this list we can find that the modulation potentiometer for our Cobra 29 LTD Classic is labeled as VR4 on the PC board.8.80 /10 8. Uniden PC78LTX CB Radio. 8.20 /10 9. Cobra HH50WXST Hand Held CB Radio. 7.90 /10 10. LUITON LT-308 CB Radio. Citizens band radios (CB Radios) are products that allow you to communicate from person to person at a short distance. Most frequently used in semi-trucks and in emergency response vehicles, these handy little contraptions ...CLOCK SWITCHES FOR CB BASE RADIO COBRA 2000GTL $30.00 $7.00 shipping Cobra 18 WX ST Sound Tracker Weatherband CB Radio w Microphone/Mic $32.00 $10.38 shipping Cobra CB Radio Die Cast Toy Bank Truck with Billboard Ad $85.00 $8.20 shipping 1/4 SCALE Cobra 2000 GTL miniature $150.00 $9.10 shipping or Best Offer Only 1 left!This modification is known as the Negative Peak Compression / Reduced Carrier mod aka npc/rc. Today, we're going to modify a Cobra 2000 GTL base station for BIG AUDIO. ... The Cobra 2000 GTL citizen's band base station radio demonstrates the epitome of contemporary CB base station design. The radio comes equipped with a 2SC1969 RF transistor in ...1) Flip your radio upside down so the speaker is facing up. 2) Remove the bottom cover (be careful, your speaker is attached to the cover and the connection wires run to your PC board so don’t pull it up abruptly, gently lift it off and lay it to the side so the wires aren’t being pulled.) President Lincoln 2+ | 10-12 Meter Amateur Radio. $ 269.99 Select options.This modification can be performed on the following models. Cobra 25 & 29 Uniden 66,76,68 & 78 A properly tuned radio should be loud but also clear. Gimmick type modifications such as super mods are not offered at Clays Radio Shop. Integrity and Ethics are important to the Company and our Employees. Each employee takes pride in his/her work. Unsolder JP36 instead of JP6. it Cb tricks COBRA 140-GTL, 142-GTL, 148-GTL, 2000GTL. Radio keys 6 watts RMS. 7 MHz from factory - 26. 3. Cobra New Model 1. Resources listed under Radio Modifications category belongs. A page which list's the modulation boosts and tune ups for the cobra range of radio's. Modifications Cobra Modification And ...Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output. 1. Remove D58 2. Follow the wire (white or green) from R44 and remove the other end from the PC board and connect it constant +8 volts (IC4 pin 3).The following instructions will expand the clarifier range after it is unlocked: 3. Jumper R175 4. Jumper from R174 #244 side to D51 #246 side. 5.This modification is known as the Negative Peak Compression / Reduced Carrier mod aka npc/rc. Today, we're going to modify a Cobra 2000 GTL base station for BIG AUDIO. ... The Cobra 2000 GTL citizen's band base station radio demonstrates the epitome of contemporary CB base station design. The radio comes equipped with a 2SC1969 RF transistor in ...Cobra 135. This is the Cobra 135 deluxe SSB base station. This was Cobra's top of the line CB radio in the early-mid 1970's. It was a rather expensive piece, running in the mid $400 range in 1970's dollars. It sported such standard features as Volume, Squelch, R.F. Gain, and a synchronized transmit/receive "Voice Lock" (Clarifier).CB Radio Manuals - Manuals and for current models and older CB radios. Compare (0) You have no items to compare. links. My Account ... Cobra 19DX IV CB Radio. Cobra-19-DX-IV-Manual (Size: 1.2 MB) Cobra-19DX-IV-Product-Sheet (Size: 926.5 KB) Cobra 25 LTD Classic CB Radio. Cobra-25-LTD-Manual11 Meter Base and Mobile CB Radios. ... $399.99. Brand New in the box Cobra 148GTL's! $439.99. LesComm Super DX959 Green. $369.99. Galaxy DX959b. $299.99. LesComm Improved DX2547 ... "Major Custom" in this case means that you have added an option that requires a significant modification(s) to the stock radio that takes more than 3 hours to ...Modification: Change stock final to a 2SC1969 Change C71 to a 33uf 16volt polarized electrolytic capacitor. VR1 receive gain VR2 receive signal meter VR3 squelch VR4 AMC VR5 transmit power meter VR6 antenna warning light ————————————————– 25GTL/LTD/CLASSIC Just turn VR-5 for Max modulation, Adjust L10, L9 and L8 for max RF output.