52K subscribers 74 (Excluding the new FM models) Cobra 25 & 29 Uniden 66,76,68 & 78 A properly tuned radio should be loud but also clear. I'm unsure if I wasnt to swing kit (cap/resistor) this radio or not though. the Supermodulation mod with a variable carrier can be done to any r 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 … Cobra 29 ltd classic power mods . I see mentioned many times about adding low channels to the cobra 29s with out an expo kit or xtals. Registering takes only a few moments but gives you increased capabilities. I do … 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 … Re: Cobra 29 LX Receive audio mods? by Transwarp » 29 May 2022, 18:30 I got one of these when they first came out (the EU one) as I was impressed by how smart … I just bought a new Cobra 29 and will be putting it on the bench tonight. doc), PDF File (. Solder the diode back to the board. This is only on the newer models. Close to 40 watts Peak! This works for all breeds of cobra 29. ive got a wilson silver load mounted on … "Cobra 29" Mod "Uniden PC76" Mods. Less than $20 in parts. 3K subscribers Like A buddy hooked this radio up for me. 0 TEST CONDITION: 1. This radio uses a microcontroller and a SDR (Software Defined Radio) IC to control the operating frequencies, from what I can … First ever Cobra 29 Ltd AM/FM CB Channel Modification - Hardware Hacking I modify the Cobra 29 Ltd AM/FM CB Radio to give it more channels and convert it to If D17 has a resistor (8k) soldered to it, remove it. theradiogarage@gmail. Any more then that usually causes it to sound choppy etc. Has varable power, echo and talkback. Cobra 29 LX chrome with adjustable rf power, swing kit, Hi-Fi mod VERY CLEAN Cobra 29 NW LTD Classic with 7 Mods GatekeeperAmps 9. Wolfman Cb Shop 706-384-5184 Click Below for website link http://www. The Transmit Power can be set to any level desired to achieve Maximum Modulation Swing. Looking for a solid mod to change the dead key of a Cobra 29 LTD Classic from 4 watts to approx 1-1. I This is just a video of me tuning up new cobra 29 LXSkip the cable setup & start watching YouTube TV today for free. comwww. (12 volts reference here is "battery power supply … Would a 16v 100uf or 16v 470uf cap still work ok. This document contains a list of radio … Cobra 29 LTD Classic Home | My Pics | Antennas/Coax | Setting SWR | Radio Mods. I know the xtal freqs just need to make an injector … Cobra 29 LX , Turbo echo board super modulation swing kit and a talk back modification Peaked and tuned swings 20 watts Cobra 29LX FULL Mosfet installation Show it all series on 2-24-13This mod works for ANY Cobra 29LTD series radio. | Tech. & Tune-Up. Change R58(10 Ohm) to a 2. com Cobra 29 LX that came in with a blown final. Gimmick type modifications such as super mods are not offered … In this video I talk about "Cobra 29" Mods, which is the same as "Uniden PC76" Mods. com - Cobra has released the new Cobra 29 LX digital display CB radio as a follow up to the popular LX LE 50th …. Mods for the Cobra 29 GTL, 29LTD, Uniden PC76 CB radios. Description of how to convert your cobra 29 radio to Mosfet final. Then save $23/month for 2 mos. This includes modifications with performance upgrades, and peak & tune for … Worked on a Cobra 29 that had to many mods done on it. 1K subscribers 36 This is the Cobra 29LX I have picked up and tuned from Curley at Mauldroppers. Note: Links on this page may include PDF, JPG, DOC, TEXT, or HTML Formats. to/2tl1WeE http://www. If you want to increase the modulation, you can also increase VR4, #BlackOpsTechnology A customer sent in this 29 xlr to have it recapped aligned and to have several mods done. Ratchet Production Studio 88. 6K subscribers Subscribed Cobra 29LTD ST, 29WX ST On a Cobra 29 - you have 12 volts DC Power available to use, with audio - you still have that 12 volts - but audio is ADDED. Was asked about this in a previous thread , The radio is usually tuned to spec's which would look very close to 5 to 20 give or take a watt either way at 100% Modulation , The … In this video I tune up a Cobra 29 LX with a blown final. Loud talker! Radio only. 1K subscribers Subscribe VS4U! : - Radio Repair Books Service Manuals Radio MOSFET Modification Kits Repair kits Repair Parts Repair Services Calibration Service Alignment Service ecommerce, open source, … I'm not too familiar with the cobra 29 ltd but in export radios you can also keep the extra power and beef up the audio modulator/voltage regulator circuit. net/ddsvfo - Troy's Radio Service (TX) is the USA distributor for the DDS VFO. 7 Ohm. I bought a lot of 9 CB radios. its all I have in-stock Goldfinger's cobra 29 hi fi mod Cobra 29LTD with the TA7222AP audio chip Receive: Change C33 and C40 to 2. Fixed her right up. 8VDC The FM transmit audio is going into the BK4802 chip, which is actually an FM 2 way transceiver chip, in this case, only being used in the TX mode, for the Cobra 29 FM radios … I recently picked up a cobra 29 for 20 dollars from a co-worker. The radio worked good until I attempted a power mod I found. This Cobra 29 is the 1st to be testedhttps://paypal. For outside the USA contact Cobra 29 LX MAX SPECIFICATIONS Cobra 29 w/ 1969 swap & LeadFoot Labs audio mods The AM Window Amateur Radio Recordings 1. Anyone got any ideas for how to make this happen I know on the 29 ltds and such you tie it in at the final just was hoping maybe someone had an idea how to pull this one … Subscribed 121 14K views 5 years ago FORT LAUDERDALE Cobra 29LX MAX Tune up Report for Anthony in OH on 11-20-19 --- RFX 95HD --- RX Improvement Mod. Do a quick google search on cobra 29 mods or cobra 25 mods. I give some info about Swing kits, Dead Keys, Power Supply Voltages & C YouTube The Radio Garage way of converting a cobra 29 or uniden 78 style cb radio chassis to a mosfet final transistor. theradiogarage. Remove tuning slug from L14 and discard. Enjoy Stickman This circuit will add a variable RF Power feature to Cobra/Uniden Type CB Radios. NOTE: One old model of Cobra 29 utilized a smaller tuning coil at L14. Data | Grumpy's Forum | Customer Pics | Storm Links | Radio Links | Add Your Site | Other Stuff | … Re: Cobra 29 NW LTD Classic Mods? (New guy) by lbcomms » Monday 23rd Jan 2012, 12:06 what are the most effective mods for the time/money? With that radio, not too … First impression of the new Cobra 29LX MAX, it ain't good. 148GTL-DX (Late) Don"t Ask Why? This document provides instructions for performing a "super modulation modification" on a Cobra 29 LTD CB radio. **NEW** Cobra 148 NW ST Top-of-the-line CB … Mods for the Cobra 29 GTL, 29LTD, Uniden PC76 CB radios. Mods for the Uniden PC78 LTX CB radios. An IRF520 was used as a replacement for the original bi-polar transistor. Set it to 5 swing to almost 10 opened vr4 and 100% is about 1 to 2 oclock mic gain, Have to set the … Cobra 29 LTD Classic CB with chrome case & microphone - Includes Peak Performance Upgrade - Now with both AM /FM ModesGet the most out of your radio with our Peak Performance … Cobra 29, variable dead key installation. Wolfmanelectronics. This circuit is … cobra 29 ltd bt mods by slapshot1540 » Sunday 25th Oct 2009, 22:16 i have a cobra 29 ltd w/ bluetooth jus looking to do some mods. txt) or read online for free. me/MowerJunkieCBradios?locale. Would anyone I have a 29 wx nw st, and yes, all the mods I have done to it were from the 29 classic and gtl etc mod pages. On these units, you must leave … Also See Cobra Service Bulletins Page for other info. pdf), Text File (. 5 watts by utilizing the channel 9 switch that I… Sticky threads Cobra 29 High Power mod with 2sc1969 transistor Moleculo Dec 15, 2008 170 Aug 14, 2025 Quick video showing how I did the variable carrier/ dead key mod on a Cobra 29 CB Radio. com NEW Cobra 29 Chrome LTD, Official Video for Gump Tuned Cobra 29LTD Chrome, VFO Windup, Built to last Rooster CB Radio Connection 19. more Cobra 29 LTD CB radios are known for their performance, reliability, and durability and will provide you with years of reliable service. Big radio sound in … High-Power CB Radio! Cobra 29 LTD Chrome Tune-up & Alignment (Mosfet, Echo, Talkback) Cobra 29LTD Classic receiver sensitivity before and after alignment (customer request). The PLL is not modifiable when used in an AM only radio, the only method that will allow more channels is to disconnect the … CB 29-LX ALIGNMENT INSTRUCTION 1. Modulation is set after mod is performed usin Cobra 148GTL ST (Discontinued) SSB Mobile with SoundTracker technology. Test with and without to determine best results. STANDARD DC POWER: 1. The modification involves … Don't need to turn it more then 3/4. MikesRadioRepair 34. I've had real good success with the IRF520N mosfet mods, and I make my own biasing circuit, so I'll look into this and see how this … A page which list's the modulation boosts and tune ups for the cobra range of radio's NEW Cobra 29 LX Channel Modification I discover that the Cobra 29 LX I was asked to do a channel modification on is a new … 29GTL Slide Update; Uniden PC33 Info. You may use an IRF-520 or ERF-2030 instead o cobra 29 hifi mod - Free download as Word Doc (. Locate pin 14 of the PLL. x=en_USemailwww. Swing kits, Dead Keys, Power Supplies & Crooked CB Shops. com - YouTube Cobra Mods Radio Modulation Power What gauge power wire? With a cobra 25 I have seen slightly higher wattage. Install a 22k-220k ohm resistor between these … A quick way to lower your dead key on a Cobra 29 will work on all Cobra 29 radio's New Cobra 29 Chrome FM/AM, mods by RC, Ranger Echo Board, Variable power, tr/receive roostercb. 2. Swing kit and power mods. This radio uses a microcontroller and a serial controlled dual PLL IC to control the operating frequencies, from what I can find I was the first in the … 前回エントリーに続きCobra 29 LTD Classic 10m改造のパート2です。 下 Mirage MX-86HP 上 Cobra 29 LTD Classic 接続しているFC-30BT … RX Recieve boost on Cobra 29 and Uniden PC 78 Here is a very simple was to use 1 or 2 components to add super recieve boost to a … Another great Ebay deal. 6K subscribers Subscribe Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Might be with the current pll on board. http://troyradio. Now, thanks … Available on Amazon: https://amzn. 2. anyone looking for a PALOMAR TX5300 BI-LINEAR AMPLIFIER? We are working every day to make sure our community is the best … Cobra Modification and Tuning List - Free download as PDF File (. This is not an upgrade or Register In order to login you must be registered. Everything I have done from swing kits to the final upgrades all … I want to channel mod a cobra 29ltd and a few other am cb radios that need to be modded with a crystal injector board. I give some info about Swing kits, Dead Keys, Power Supply Voltages & C Get a Cobra 29 Nightwatch with our peak upgrade to maximize your radio's performance People have been wanting access to FM mode on CB's for years because it offers clearer sound … CB Radio Forum Go the new Cobra 29 LX was set to almost 4 watts and 70% mod. MEASUREMENT CHANNEL: EXT. DC 13. dtbradio has an excellent mod posted up for the Cobra 29 which I have done several of with … Good cobra 29 with mods. 2uF non-polarized electrolytic More highs?: remove C204 … This Cobra 29 power super mod, is easy to install. Change … Cobra 29 LTD Classic Variable Power Plus Mod 577 Jersey Customs Adventures 14. This document provides … However I have dropped $60 on a Cobra 29 Ltd Classic and I have two 5' fiberglass whip antennas leftover from when my dad was an over the road truck driver. Only 4 wires and one cut. There are … Remember to subscribe !Give this a Thumbs Up if you like it, it helps to grow the channel, also please share the video with your friends to help the channel In this video I talk about "Cobra 29" Mods, which is the same as "Uniden PC76" Mods. ) have an am audio chip, you cant pull FM without more mods than cost making it worthwhile. cbradiomagazine. mowe Mods for the Cobra 29 GTL, 29LTD, Uniden PC76 CB radios. The board administrator may also grant Cobra 29 LTD Super Modulation Modification - Free download as PDF File (. com New Chrome Cobra 29 Comp Tune Transistoized Variable power (on rf gain) Echo Board w/mods (out … I show my method for doing a Cobra 29 Ltd Classic CB Radio Frequency Conversion to the NZ channel frequencies using my custom channel frequency conversion mo more cobra 29 mods? by greasemonkey85 » Tuesday 24th Apr 2007, 2:46 i was wondering now if someone could tell me where the pin 14 on the pll chip is, the front or back of … Both the 29 and 25 (US ver. 1. It might be useful overseas, but not a ton of action … The DDS VFO designed by PU4 WLG. 1. Part 1 First impression of the new Cobra 29LX MAX, it ain't good. Great modulation even with very low key power. This document provides instructions for … Questo cimelio, che monta la board "strana" del cobra 29 XLR (e mi pare del president Honest Abe se non sbaglio), l'ho trovato per caso, morto, e con un po' di tempo e di fortuna l'ho fatto Maximize your radio’s performance with our standard updates. This document provides … Cobra 29 LTD Super Modulation Modification - Free download as PDF File (.
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