Pll cb radio then run wires (the red lines) from the switch posistions to the locations on the pc board. Amateur Radio License is required to operate this device. In conjunction with a suitable channel switch, all of the VCO frequencies required by a 40-channel CB radio with a first IF of 10,695 MHz can be generated. Find the PLL and then find the mod :) · Pin-by-pin functional description for nearly every PLL device used, old or new. 515 to 26. Jan 9, 2023 · Cobra 140GTL, 142GTL. Any effort to compare the diagram of a sideband radio to the AM-only Zachary T will reveal big differences. ca ChaDter 1 Suecifications GENERAL Model RCI- 69 BASE Frequency Range: 28. c. After the adjustment is complete, Reinstall the B002(PB-100) jumper board. Shown in { } are the transmitter adjustments having the most effect on increasing power, followed by the modulation control (AMC) for AM-only Jan 15, 2024 · The binary number that comes from the channel selector into the PLL chip will be different for different years' production circuits. 00: CB-1200: 12CH Crystal AM Has 3 foot antenna on side of HT: $00. Solder a wire to pin 10 of the PLL before the resistor 4. Even includes PC board artwork to make your own modification circuits for many popular PLL chips. Apr 6, 2005 · The WorldwideDX Radio Forum was originally established in 2001. Backlit LCD Display. Apr 17, 2010 · The WorldwideDX Radio Forum was originally established in 2001. com New Listing Sears 613811 Slant Face Road talker 40 Citizens Band 2Way CB Radio NEW OLD ST0CK. Also, the fine tune table is filled with pretend numbers. 7 if Mar 7, 2010 · 2. PLL chip. Price Range: $85-up: Description: An attractive radio, they used the same internals as the Kemtronics 1000. Cut the trace going to pin 10 of the PLL and install a 3. To reduce the risk of damaging the input circuits in the chip on pin 19, I recommend first soldering the 4. illustrated throughout with more than 350 photos, charts, schematics, & other drawings. fcc. Instead of the conventional amplitude-modulated carrier, they are using frequency modulation due to less RF interference prob- lems. A page which lists the PLL used in most CB radio's. com. 405 Mid and 27. " Most of the PLL Following is an alphabetical list (by manufacturer) that shows all the CB radio tech data ever published in SAMS Fotofacts®, from Volume #1 (Nov. Note: This is The Smaller HC25U Plug In Crystal. 0002% @ 25°C (77°F), after 5 minutes warmup: Clarifier or Delta tune: ±1. The Expo kit's output overpowers the PLL input, moving all 40 channels up or down. 8MHz. 1758MHz to get the low band instead if that is what you need. Oct 4, 2015 · There are a few reasons we used the 5351 over the 9850 - not necessarily in any particular order: 1) The 5351 is a bit cleaner - the spurs are further from the fund (being a proper PLL with a VCO, not just a divider) and therefore easier to filter out (like in the 858 example, re-purposing the tripler transformer as a bandpass filter). PLL alignment procedures and equipment set-up. · Specific lists of every known CB radio using a particular PLL chip, grouped by chip type and chassis type. Pre It also had a 192 channel capable MB8719 PLL. Thread starter The second released here by EXPO INTERNATIONAL was an 18 channel PLL unit using the NIPPON NDC40013 NDI . 8MHz to 59. 300 to 28. CB RADIO Repairs & Mods; GENERAL CB RADIO TOPICS; My CB RADIO SHACK; NON RADIO SPAM; GLOBAL 11M RADIO GROUPS; RADIO ANTENNA DISCUSSIONS; Antenna TEST Equipment; Vertical Antennas & Ariels Dec 2, 2016 · This radio, with the metal-box PLL uses different binary arithmetic. Brand New · Sears. Here are the adjustments for the Uniden / President range of CB radio's. 99. P6, P7 and P8 are normally not switched in a standard 40 channel radio, but rather fixed to either +5V or ground, depending on the design. 23 *** 68. Nov 6, 2011 · Just CB to amateur radio 10 meter band where Technicians have voice privileges. , and European chips, plus manufacturers’ cross references. 4198 plus 2. change the 10. At this point, turn your radio on and check to varify that all channels are locked in and working. 0 and the main PCB labelled “HM00ABRA_8 President / Uniden Secret CB Index By Model Documentation Project CBTricks. What we cant see is the mic jack, instead of 4 pin, this radio had a 5 pin mic jack. After the diode or in the pin No. 3k resistor across the cut 3. MM55104, MM55106, MM55107, MM55114, MM55116 PLL Fre-quency Synthesizer—MM55108, MM55110 PLL Frequency Synthesizer with Receive/Transmit Mode—MM55109, MM55111 PLL Frequency Synthesizer and Channel Programmer— MM55122 Serial Data/PLL Frequency Synthesizer—MM57150 Standard CB Radio Controller E Fairchild 11C84 PLL IC 270 CB/ANL, RF GAIN to max. The brand, GE, is well-known for their top-notch electronics and this CB radio is no EPROM frequency expansion add on boards for amateur CB mods, cb radio schematics service manuals and projects, mike wiring diagram, bleeps, PLL pinouts, component data sheets, transistor and integrated circuit info, communications cbradio radiomods modification modify CB radio expand modifications expansion add ons bleep frequency ham HAM amateur radio projects repair fix broken dead no power Courier Centurion PLL 23 Channel CB Transceiver Radio Base Station AM Powers On. Sep 17, 2009 · CB Radio Simulator latest update: September 17, 2009. On a 40 channel radio it will give coverage from 26. It actually is very similar to the Cobra 2000GTL in designUniden Madison AM/SSB CB Review Hard to miss because of it's square design and use of external CB Radio PLL List for alignment of models. 25 KHz: Power supply: Mains: 117 VAC ±5% or 13. Oct 6, 2021 · When I key the good radio, the bad radio's dB moves maybe 1/4 of a decibel on the meter. 1961) to Volume #293 (April 1981). Modulation: VR6 or Remove C508 or D505 AM Power: L903 L906 RF Meter: VR7 Sep 15, 2024 · In 1981 i designed a scanner and channel extender for CB radio and an FM module, for many years it was itching to do it again with modern technology, recently a friend gave me a beat up super panther and i made some new designs. 24 MHz crystal to 11. 31"), radio The LC2824 is a very small module that replaces the uPD2824 PLL IC and gives you expanded capabilty in radio's like the Cobra 146, 29, the Uniden AR144, AX144, PC244, PC122XL, PRO810, Realistic TRC451/453/465 and just about any radio using the 2824/16 PLL. 415 to 27. The PLL or Phase Locked Loop, is the technology that transformed radio transceiver construction from relying on banks of crystals being mixed to generate the operating frequencies. Arriving as 23 channel and some 40 channel units, you could increase the channel range if you knew how. The model 3-5818A is a reliable and high-quality option for communication on the road. Unique PLL Circuit. Aug 27, 2011 · I read an article in CQ today where it says an old CB radio (that uses a certain type of PLL) can be modified to work as a 10 meter xceiver. $9. 8 VDC or less Mar 2, 2014 · CB Radio Forum . Last edited: Oct 3, 2012. Specify RADIO brand & model number so we can send you the right crystals; CB Walkie Talkie inventory reduction sale HC25/U Transmit or Receive Crystals: ch 1-23: $6. Aug 22, 2022 · PLL is the code written to the PLL02A chip, I is the fine tune index and ft is the fine tune value fetched from the table. Thanks a million mate I'm very curious about what that IC803 does. Locate the wire that comes off pin 9 of the PLL (NDC 40013) that goes to the channel selector. Generating the binary and BCD channel codes. The other side of the switch goes to pin #9 of the PLL Jun 14, 2010 · Amateur Radio Chat; ↳ Amateur Radio - General Topics and Discussion; ↳ Amateur Radio - Digital voice and data; ↳ Amateur Radio - Equipment Discussion; ↳ Licensing; CB & 11m Radio chat; ↳ CB Radio - General Topics and Discussion; ↳ CB & 11m Multi-Mode Radio Equipment Discussion; ↳ CB & 11m Multi-Mode Modification & Repair Sep 10, 2013 · I've even heard it was similar chasiss to RS's 23 channel TR-57 which was a discrete PLL design around a phase detector, divider chain, and seperate pll chip like the early SBE's. Doing a tx clarifier mod will probably allow you to tune everyone in and everything will work ok but unless you adjust all the crystals in the synthesizer your clarifier will always be off to one side. Locate the wire that comes off pin 11 of the PLL that goes to the channel selector. 8066 X3 = 35. no map, no CB, and lock his windows and doors from the outside! Power out of the box. This gives a potential of 4 x 40 = 160 channels in a CB radio. The radio features a PLL synthesizer for stable frequency accuracy and a six-meter modification for expanded operation. We have come out with two SECRET CB NOVICE kits for the Jackson radio. PLL circuits are now frequently being used to demodulateFM signals, making obsolete the foster-seerly and ratio detectors of earlyyears. Item radio over and locate Aug 30, 2018 · The Expo kit has a crystal oscillator with an output level several times the level of the radio's internal 15. , U. Sears 23 PLL RoadTalker 4CB Radio Untested CM . 8 VDC (3-pin connector) Current drain / power consumption: RX: Less than 1. Jun 24, 2020 · The PLL is a binary type, to increase the radio up to 28. A power mic will improve performance greatly and one of the Kemtronic accessories was indeed a hand held power microphone. 00 GENERAL: Type: Citizen band transceiver: Frequency range: 26. Retune VR107 ( AM /FM carrier level) for Maximum. (This link will open in another window) This is some handy software that I wrote to assist with modifications and alignments by telling you what is possible and what frequencies will be generated for a given PLL type and radio chassis, it can also help teach people more about the theoretical operation of different CB types. . Both work great with this mod. If it is not, adjust these in the following order: a. 7650 - 29. 955 Low 26. PLL #1: SM5152A PLL #2: PLL0305A FM-IF: IR3N06 Sams Photofact #: None: Modifications and fixes: Frequency expansion (125 KB) There was also the "Chipswitch", which added many enhanced features such as: Even further extended frequency range, 30 memory channels, repeater offset, split operation and more. When I blow into the microphone on the good radio, I hear it on all channels on the bad radio (very slightly). Jan 14, 2025 · PARTS ONLY This vintage General Electric CB-Phone is a classic addition to any radio communication collection. Apr 3, 2005 · The uPD858 PLL chip was used in both sideband and AM-only CB radios in 1977 and '78. 11. President JFK this radio uses a uPD2816 PLL and is 120 channel modes AM/FM frequency coverage is 26. Jun 22, 2014 · Here's what I have in my old hand-written notes for extras on that radio. S. 46 MHz and realign the radio. 695 = 26. If you select tune and alignment, you will get about a 40% increase in audio output while maintaining clarity. A standard PLL CB AM radio can be converted to FM easily. Z. Dec 28, 2020 · It is a 23 channel CB radio with SSB capability. Of the remaining 25%, perhaps 20% of all internal Side Talk CB 1023. (The numbers 2. 12/19/22, 10:41 PM The Defpom CB Radio PLL List page 2. Dec 2, 2016 · Fighter, the PLL MB8719 is a synthesizer and among other functions is the one that interprets the selection of channels, if for any cause this freezes can happen that has no reception, transmission or ptt, or you might have rx / tx, But only on one channel. Penney KHz Feb 9, 2014 · The initial design should work in any radio, as long as these 3 conditions are met: - Radio is a PLL type with a VCO (anything made after 1977 should be OK for this one, but most 23 channel sets miss out here) - Radio stops transmitting when the channel selector is placed "in between" channels - Radio has a digital readout with at least 2 digits The myths about this least understood area of CB radio will be exposed at last. Solder the other end of this wire to one of your toggle switches 5. Microphone Wiring Vintage Advertising and This vintage Colt 480 PLL CB radio is a great addition for any collector or enthusiast. $33. PLL List This page lists the PLL's of various radio's (o-z). 4758MHz to get the high band, or a 11. May 2, 2009 · 5 kHz shift mod for PLL02A radio This mod is certainly possible with PLL02A based CB radios. The radio is untested and does not come with a power cord or bracket. Volume approximately Center. Download. If there are 2 buttons lower right side, it is the 858, if it has 3, it is a later model with MB8719 and shoud have 5 pin mic connector. Shame it isn't complete, but has been helpful. And my Car Audio section, for the website of one of the top sound off cars in N. 36 Mhz source. 1 Item of 40 Channel PLL CRYSTAL FOR CB RADIOS. 500 for voice, the lower part of the band is CW. Softcover CB Radio Service Manuals Find your manufacturer and model below and note what volume it's listed in. For licensing information within the United States of America, visit http//www. 4. Find apps, programs and more Now also includes CB channel frequency charts, PLL database, and even more PLL types supported. The EXPANDER 240 has all the features of the EXPANDER 160 , but without the oscillator function (not needed for many conversions) and now with 6 crystal positions. 8 VDC or less than 60 W @ mains TX: Less than 2. 8 VDC: Current drain / power consumption: RX: 1-2 A @ 13. Unlocking the clarifier: (1) Remove R-117 and also remove D-30 (2) Unsolder brown and purple wire on the circuit board,belonging too the Clarifier. 7 before the diode if you have more or less 8 v. rac. 65 shipping. How the HE— do you work on a radio without a schematic? Imagine sending someone who has never even been to New York to an address right in the middle of the Bronx. And most common channel mods are shown with good examples that are easy to follow. 6908MHz gives 28. IC PLL CB MC145106P Radio CB 27 MHz 11 Meter Band di Tokopedia ∙ Promo Pengguna Baru ∙ Cicilan 0% ∙ Kurir Instan. 405 MHz: Channels / tuning steps: 40: Mode: AM: Frequency control: PLL (M58472P) Frequency stability: Amazon. 245 on channel 1). I have done it with two radios: A HyGain 1 (model 2701) that I also had modified to 10 meters, and a Midland Export radio model 7001 that I left otherwise original. 240MHz Xtals place. $98. You simply set the band and frequency with the onboard push buttons. 5)Install a 6 posistion/ double pole rotary swicth in the radio. So speech processing and other frills were a no-no. (4) solder the BROWN wire to the circuit board ground. Fits Any Model Radio With Original Crystal Of 11. 5 KHz: Power supply: Mains: 120 VAC (2-pin connector) or 13. 2 Overview This kit is specially for receiving ordinary short-wave broadcast signals, combined with the actual use of the domestic situation, after many optimizations to form the current version. let us know if you have the 8719 PLL. L19 for AM. 4 Sep 16, 2022 · Popular mods were the clarifier for a 'slider' (?) and adding a switch to the PLL for out of band. PLL M58472P. Please browse this Web site for the kind of unusual CB radio stuff you just won’t find anywhere else. The hardware described in this article is V8. Broadbanding methods. His design utilizes the Si5351A/MS53512M PLL clock generator chip, with a single chip Atmega328P µP for control, featuring a five digit LED frequency readout to 10Hz resolution. 6)Solder a 1n914 diode Radio Features Ending Price; CB-115: 3CH Crystal AM: $15. 15. Expanded coverage synthesizer methods. Remove top and bottom covers of radio Step 2. Apr 1, 2013 · this is for the 858 PLL. Many are common CB Radio folklore with the 02A, and 858 PLL's being most popular in the early days of Aug 7, 2011 · The WorldwideDX Radio Forum was originally established in 2001. ozcbradios. This 60-page manual picks up where THE CB PLL DATA BOOK leaves off. 2014/07/12 . 8MHz (Intermediate frequency of the transceiver) above the actual working frequency of 50 to 52MHz. RX Mar 8, 2011 · The PLL book goes over how Crystal mixing works , common PLL types used in cb radio, truth charts And understanding how phase locked loops work. Cut trace to pin #16 on the PLL. The setup to install a carrier control in a sideband radio is nearly always different from what's needed for AM-only models. Pre-Owned · Courier. Evolution of the PLL using several examples. 965 (CB channel 1) R10 Shortwave PLL Receiver Kit Assemble Manual V8. We asked Steve Weber (KD1JV) to design a PLL synthesized VFO kit (160m-10m) for our transceiver kits. Cut this wire and install a SPST switch. 405 MHz: Channels / tuning steps: 40: Mode: AM / SSB: Frequency control: PLL (CCI3001) Frequency Apr 18, 2008 · I'm looking for a channel selector switch out of an old 40 channel CRYSTAL CB radio, or a channel selector switch that converts a 23 channel crystal radio into a 40 channel. The PRO510xl's unique PLL circuit improves tuning of each channel compared to other 1 crystal pll cb circuits. The FCC took a while to discover how easy it was to break the rule that limits you to 40 channels with this chip. 24 through 2. 19. 240MHz Ref divider Xtal is removed & a Very simple single JFET variable frequency oscillator is wired in the 10. Drill k" hole in rear of radio, 3/4" toward center of radio from antenna connection for switch mounting. ROM programming. repairing cb radios. 2)Cut the trace around pin 9 and 8 . The obvious sign that it is a Uniden made radio is the 4 push buttons on the front. Expansion and slide Info) TRC-451 Secret CB Kit #106 Oct 4, 2015 · There are a few reasons we used the 5351 over the 9850 - not necessarily in any particular order: 1) The 5351 is a bit cleaner - the spurs are further from the fund (being a proper PLL with a VCO, not just a divider) and therefore easier to filter out (like in the 858 example, re-purposing the tripler transformer as a bandpass filter). C. If this is too high you could just pull pin 10 high instead, this will increase the range by 64 channel and move the radio up to 27. Nov 22, 2011 · With CB sales way down, Uniden redesigned their CB line with the emphasis on low cost rather than max performance. 000 you just need to pull pin 8 high and pin 9 low, this will increase the frequency range by 128 channels (up to 28. PLL List Radios And Their PLL Chips! This counter shows the number of hits since the 7th March 1999. 24 -10. If you're new to CB and wondering why anybody would care about 20-year old radios, it's because there are still tens of thousands of these being actively used The CB EPROM DATA BOOK (948KB PDF) Learn advanced frequency modifications using these amazing programmable chips. 88*4. My days at Pathcom ended when the 1000M lost FCC certification for excessive harmonics. 8066 is the "loop mixing crystal frequency. 9 A @ 13. Has NO schematic. Modification methods A TYPICAL PLL SYNTHESIZER Refer to the figure, which is the PLL circuit of perhaps the most common AM PLL rig ever made. 23 *** 67. The VCO in the transceiver can be tuned from 57. VTG Courier Rebel PLL CB Radio KNOBS ONLY. Includes U. May 8, 2011 · The circuit diagram from CB Tricks has been useful. We are working every day to make sure our community is the best Radio Hobbyist's site. Side Talk CB 1023B. 695 is the transmit oscillator crystal frequency . ( Use caution not to damage any internal parts of radio while drilling. NEW FRONTIER: FM CB France and England have adopted 27MHz CB with one difference. In the diagram to suggests that the FM modulation needs to be fed into the VCO's varicap diode with a 100k resistor. This modification consisted of a CPU For all PLL type CB radios using a simple crystal local oscillator in the synthesizer mixer circuit. 3. 335 to 28. 2. The phase comparitor of the PLL works at about 100kHz. Install a 4. Give him no instructions. PLL No. This is the last generation of SSB CB made by Uniden to have a relay for transmit/receive switching. the 10. Go To RadioMods CB Radio Simulator software page. On the YouTube video, you can hear the talking. Yesterday when Skip was rolling, I could hear talking on the bad radio. L20 for LSB. the biggest, most ambitious cb repair book ever written! over 370 pages of detailed theory & troubleshooting instructions. We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. Other applications for PLL circuits include AM demodulators, FSKdecoders, two tone decoders and motor speed controls. b. inject a two tone signal into the microphone of the radio while transmitting into a dummy load. Simple AM radios used this chip with three quartz crystals in the radio, total. CB PLL Modifications List. To me, the gen2 Uniden 858SSB was the best mass-produced type-accepted cb ever made. For those of you who where aroundat the time of the "illegal" 23 channel CB radio. Nov 26, 2009 · Others (President and Uniden) with three pushbuttons are 8719 pll. PLL (MB8719) Frequency stability: 0. Decades ago this would have been a free-running LC tuned circuit, then as technology advanced i… Courier Centurion PLL 23 Channel CB Transceiver Radio Base Station AM Powers On. Our products include books, plans, kits, and modification info for CB and 10 Meter Ham operators. Package includes: CB radio, Mounting Bracket, Microphone, Mic Clip, Side Knobs and a owners manual. The circuit shows a PLL synthesizer I built for test purposes with the specially designed IC NIS7261A. Radio PCB No. 8 VDC TX: Max 3 A @ 13. This is pretty much where we stand today. 7K resistor across the cut you made. You can use a 11. Jul 26, 2012 · 1)Open the radio and you will find a metal case around the pll chip. covers cb repair of all these radio types: · am, fm, ssb, & cw · 23- & 40-channel · crystal & pll-synthesized New Listing GE General Electric 3-5980A Handheld CB Radio Walkie Talkie VHF Vintage General Electric Model 3-5812A 40Channel PLL System CB Radio ,Untested. Older, and used CBs and antennas are cheap and easy to find Classic CB Design – Cobra’s classic CB radio has been the standard of excellence in professional CB radios for over 50 years. The radio's stock 15. Freq Hi Lo Mod 28,305 7W 4W 95-100 Mar 13, 2012 · The old Washington, with the UPD858 PLL, is a 4 pin. Tram XL5. Solder a wire from PC board ground to the other side of the same toggle switch 6. 2050 MHz Modes CW/FM/AM/SSB/PA Jun 27, 2010 · The WorldwideDX Radio Forum was originally established in 2001. with FAQ and help Solder BLACK wire towards collector of TR36 and WHITE wire towards R161/C138. Create your website today. least understood area of CB radio will be exposed at last. { 0, 10, 20, 30, 40, 50, 60, 70, 80, 90,}; 2. This is 7. 36 MHz signal is still there at pin 4 of the TA7310 mixer chip, but the stronger level from the Expo kit drowns it out. " 11. gov, for residence of Canada, visit httD:/fwww. 1125. 7k resistor from pin 8 to ground. ILS 888. The 1st Gen with only 2 push buttons, this tells you its a D858 PLL and not the later MB8718 design w Uniden Madison AM/SSB CB Review Hard to miss because of it's square design and use of external speakers the Madison will go down in history as one of the best straight CB base stations ever made, often ranking up there with the Cobra 200GTL. Also for crystal-synthesized radios. 001% @ -20 to +50°C (-4 to +122°F) Clarifier or Delta tune: ±1. The Arduino has some outputs to: -TFT display -PLL - DDS. 6 A @ 13. Such as the 6 Position Crystal Switch Kit. int FineTune[] // find these values on test. cb-radio repair, avr firmware programming, Elektronic, repeater, modification, frequeny extension, transmitter, rogerbeep, echo module, FM, FM-module, PLL-module, DDS the type of PLL modifications described in THE CB PLL DATA BOOK. bottom of page GENERAL: Type: Citizen band transceiver: Frequency range: 26. I have an old Pace 1000B Sidetalk base that has all the hardware and crystals for the 40 channels, but the selector switch is only a 23 channel. It is a classic piece that is perfect for display or for use in a CB radio communication system. ILS 258. PLL: NDC40013 NDI: Channels: 23/40: Rig Report: The Best Book on CB ( U. Until 1979 it was legal to use a PLL that could cover 399 channels like that one. To order an in-stock volume select the number (CB-XXX) in the drop down list here . and export radios included. Side Talk CB 1000B Picture of the Radio. 7k 1/4W resistor from pin 19 to a spot on the ground foil. The radio in the picture has been upgraded to 40 channel. PLL List Radios And Their PLL Chips! PLL: CHASSIS: RADIO MAKE: RADIO MODEL: GREAT UK: NA: ACADEMY: 501: MSM5807 · Specific lists of every known CB radio using a particular PLL chip, grouped by chip type and chassis type. This CB radio provides access On a 40 channel radio it will give coverage from 26. Isolate the ground pin 10 of the MB8719 PLL by cutting the PC trace. 8 VDC or less We have come out with two SECRET CB NOVICE kits for the Jackson radio. As far as I can tell, it is totally legal, as long as you stay within FCC 97 regulations. Adjust L1,2,3,4,5,6 & 7 for maximum audio output & minimum distortion on the distortion meter. $249. 965-27. PLL troubleshooting methods. 605 on channel 1 *Converting A PLL-02A Radio* I have been flooded with requests for the General Electric PLL-02A radio conversion to open up a lot of channels above and below the normal 40 CB channels (this works for the old Cobra 148's too). TRC-449 Tune Up (With Freq. 855. This radio has all the above in it! A page which lists the adjustments for ther uniden and president range of cb radio's. No gen1 858SSB President radios. Start Now. 3258MHz in them "You really just need 28. Everything i have read about the PLL IC's in this radio Say's that the NDC40013(M58476) PLL is the later chip used to replace the earlier MC14568/MC14526 pair. Modulation: VR6 or Remove C508 or D505 AM Power: L903 L906 RF Meter: VR7 Feb 7, 2015 · This radio is based on the Stag 357 40 channel CB radio with the (LC7120 PLL) the 10. Schematic Diagram. TRC 448 REC86345 PLL Frequency Expansion & Clarifier Modification: 11. It is a base station radio that has 40 channels and is designed for use with Colt brand radios. 1. Install a SPST switch between pins 11 and 12 of the MB8719 PLL 5. Here's how to do a 10 Khz UP jump only: 1. Newest revision can be set up for continuous tuning or a Band & +10kc switch. 27 shipping. Secret CB Volume Eleven Documentation Project Radio Modulation Adjustments for Various Brands / Models: PLL Pinout Diagrams: REC86345: 72. 53 indicate the binary code of the 02A PLLChannels 1 through 23) The 11. 965 to 27. Sounds like alignment is needed and possibly clarifier unlock. publication sold in Australia ) consumer performance guide. ANL Switch and 7 Watts of Audio Output. Using a SPST switch, one side of the switch goes to the cut-side of pin #16. 69*11. Whatever it was, it must have been a very short lived,gap interval products that not many were made, just to have something ready to ship by the 23 channel sunset date. Jackson NOVICE "A" kit and Jackson ROBYN SB-540D PLL SCHEMATIC/PCB WIRING DIAGRAM-LOCATOR PLL (Multiple discrete IC's) Frequency stability: ±0. Has the NEC-made uPD858 PLL chip. Using the PC Printer Port it is quit simple to make the freely supplied PC software program to control the radio by the PLL`chip. 855), that is a total of 167 channels ! I can also make a custom board upon request which will give whatever frequency range you want (within the limits of the radio). This radio is durable, reliable, and full-featured with 4 watts of power and access to all 40 CB channels. With 40 channels and a PLL CB radio system, this mobile/in-vehicle radio is perfect for any CB enthusiast. Of the remaining 25%, perhaps 20% of all internal problems are the result of website builder. About Us. The channel switch used here came from an old CB radio from the USA. that will have to be worked out on test depending on the CB radio used. Step 1. 060MHz to 28. - 399 Sorry this was so long-winded. This is a President Washington sideband base station. 500Mhz (Ham 10 Meter) operation in Cobra/Uniden CB's that originally had 11. 09. D May 23, 2020 · At the heart of many amateur radio and other projects lies the VFO, or Variable Frequency Oscillator. CT3 for USB. unsolder this. My personal experience in repairing over 2,000 CB radios has shown that about 75% of all problems are not even in the radio; they’re almost always caused by bad mikes and bad antennas. The 451 is a very decent radio from my experiance , Tunes up very nicely at 20 watts AM and SSB at 100% modualtion, very good ANL/NB on the radio and I found with clairifier slightly open ,the radio seemed to be very solid on SSB The Colt 485 Black Shadow SSB is a CB radio that allows you to transmit and receive on the 11-meter band. com: Uniden PRO510XL Pro Series 40-Channel CB Radio. This master/slave techniquewas used to generate the 23 channels, though some enterprising "CB operators"worked out they could get an additional channel by switching in the lastmaster/slave combination :-) BASIC VOLTAGE CONTROLLED OSCILLATOR the type of PLL modifications described in THE CB PLL DATA BOOK. 4)Solder a 4. May 23, 2014 · The WorldwideDX Radio Forum was originally established in 2001. 7 Watts Output Performance, middle of the road, but what you would expect from a radio of this type. The EXPANDER 160 is a compact crystal oscillator which allows up to four crystal mixing frequencies to be injected into the PLL synthesizer circuit. (3) solder the PURPLE wire to a constant 8vdc point on the circuit board. ALIGNMENT PROCEDURES (Courtesy of Rick Jackson) PLL Alignment Transmitter Alignment Receiver Alignment Sidetalk 1000M - mail. Jun 25, 2012 · CB Radio PLL List for alignment of models; CB Radio PTBM048A0X PCB 02A Alignment; RF Power Transistors; Website Activity 2022/MARCH; CB Radio Forum; Forums . Aug 9, 2013 · One can change out the loop osc xtal of a 8719 chassis with a higher mhz value, ground one of the pins (17?) of the pll with a toggle switch, and have 40 channels standard CB with 40 upper channels. 00: CB Walkie Talkie inventory reduction sale HC25/U Transmit or Receive Crystals: ch 24-40 Feb 5, 2006 · The TRC-450 a year or two before that looked the same but had the 8719 PLL which was a much easier to modifiy PLL. The fact is that the SSB mode can be used on any of the 23 channels, but this occupies the channel and does not further divide it up for traffic beyond what the channel had to begin with. Solder a wire to pin 9 of the PLL before the Amateur, Ham and CB radio modifications, with schematics,circuit and block diagrams, mods,alignments and reference info, PLL pinouts, component data sheets,CB radio pll-radio charts,VR lists,projects,bleeps, mikes, tweaks, radios. ) Step 3. All the latest U. Additional PLL functions. Public Address. Pull the final and replace with a 50 watt Motorola device, these would do 25 watt PEP out very easy. com Model: with MB8719 PLL "VSB-1" Installation: 10. Grant 8719 Frequency Expansion Feb 7, 2015 · This radio is based on the Stag 357 40 channel CB radio with the (LC7120 PLL) the 10. And this radio labeled Uniden Grant is the same as the transitional President Grant, just labeled Uniden. Locate PLL02A, just rear of channel selector on component side of radio. I didn't want to release it to the "General Public" cause I didn't want to flood the "out band" f 0=Unlocked 1=Locked 16 MHz VCO 1ST RX MIXER 27 MHz RX 2ND RX MIXER 3-Crystal 40 channels 8-bit binary AM/SSB Offsets band binary programming capacitor CARRIER OSCILLATOR CB RADIOS Channel Selector switch chassis Clarifier Cobra crystal oscillator Downmix Inputs dual-conversion EPROM EXPANDER 160 EXPANDER 240 export filter Galaxy J. I released the designs, schematics, gerber files, instructions, source code on my github pages. With the radio on USB, Adjust VR112 for 80mA +/- 5mA on the DC Ammeter. It also had a 192 channel capable MB8719 PLL. Apr 3, 2005 · Elements of the PLL system. 00: 155: 4CH Crystal AM: $13. This seemed like a big savings compared 14 crystals or more in a 23-channel conventional CB. Indicated frequency steps are for a PLL02A configured for CB use. Compact Design. Dual-Mode AM/FM – Efficient communication while on the road just got easier. Can't remember all of the finer details on the parts and pll pin location ATM; so perhaps Xit13 or Loosecannon can recall. 27MHz CB - Radio Manuals and Diagrams for PLL 02a and D858 chassis CB radios (Downloadable): Cybernet Service Information (PLL 02A) Service and Alignment, Parts Layout and List, and Schematic Diagram to suit the following Cybernet radios: Philips SSB2001; Super Panther Mark I and Mark II; Super Bengal Base; Apollo Mark I, Phantom Communicator; Karinna KSB-18; HMV Road Hound; Expo Bushranger Basically, you need to either add voltage or ground pin #16 on the MB8719 PLL. Parts Only · Courier. Set VR104 (ALC) for maximum output. K. We specialize in technical information and high-performance accessories for CB radios. In THE CB PLL DATA BOOK, you’ll have all available information at your fingertips for the following PLL devices: SPECIFIC POWER & MODULATION DATA FOR PLL CB RADIOS Shown here is peaking and modulation data for the most common PLL radios, arranged alphabetically by PLL IC type. The VCO frequency is divided by a factor 588 in the PLL. Jul 5, 2007 · Rick, i have sent the truth chart to you with the N-codes as measured on my 18ch radio. The MB8719 synthesizer. ] 10). I recommend that with the MB8719, check if on pin No. Alignments. 515-27. Jun 25, 2012 · WINScanner software is intended to be used width HAM- / CB-Radio and radio-scanners. The CB's are listed by PLL model. There is a very common misconception that SSB "adds" channels to the range of usable frequencies on a CB. CB Radio Modifications. Radio Make Radio Model New Listing VTG Johnson Messenger 100 CB Radio Used Untested! Parts Only · Johnson. 005 (including the normal low,mid and high bands of 26. How digital dividers work. Jun 23, 2017 · Sounds like your radio currently has no mod to enable the clarifier on tx and your radio is off frequency in general. 8 VDC: Antenna impedance / connector: 50 ohm / SO-239: Dimensions (W*H*D): 378*119*287 mm (14. eyrc lgoxy rdrn hbjh gjwgpcbc ngkvtz ubibgz dpu rmoc hel