Pll cb radio , U. 88*4. 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. no map, no CB, and lock his windows and doors from the outside! Power out of the box. 2014/07/12 . 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. Until 1979 it was legal to use a PLL that could cover 399 channels like that one. 240MHz Ref divider Xtal is removed & a Very simple single JFET variable frequency oscillator is wired in the 10. 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. { 0, 10, 20, 30, 40, 50, 60, 70, 80, 90,}; 2. Shame it isn't complete, but has been helpful. publication sold in Australia ) consumer performance guide. We have come out with two SECRET CB NOVICE kits for the Jackson radio. President JFK this radio uses a uPD2816 PLL and is 120 channel modes AM/FM frequency coverage is 26. ca ChaDter 1 Suecifications GENERAL Model RCI- 69 BASE Frequency Range: 28. 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. CB Radio Modifications. The PRO510xl's unique PLL circuit improves tuning of each channel compared to other 1 crystal pll cb circuits. 25 KHz: Power supply: Mains: 117 VAC ±5% or 13. 19. 001% @ -20 to +50°C (-4 to +122°F) Clarifier or Delta tune: ±1. PLL List Radios And Their PLL Chips! This counter shows the number of hits since the 7th March 1999. D May 23, 2020 · At the heart of many amateur radio and other projects lies the VFO, or Variable Frequency Oscillator. 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. 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. And this radio labeled Uniden Grant is the same as the transitional President Grant, just labeled Uniden. (The numbers 2. 11. Oct 6, 2021 · When I key the good radio, the bad radio's dB moves maybe 1/4 of a decibel on the meter. For those of you who where aroundat the time of the "illegal" 23 channel CB radio. Using a SPST switch, one side of the switch goes to the cut-side of pin #16. 415 to 27. Isolate the ground pin 10 of the MB8719 PLL by cutting the PC trace. Other applications for PLL circuits include AM demodulators, FSKdecoders, two tone decoders and motor speed controls. You can use a 11. This is a President Washington sideband base station. 5 KHz: Power supply: Mains: 120 VAC (2-pin connector) or 13. 405 Mid and 27. fcc. Here are the adjustments for the Uniden / President range of CB radio's. 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. PLL (MB8719) Frequency stability: 0. 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. The radio in the picture has been upgraded to 40 channel. ILS 258. 2. Parts Only · Courier. Side Talk CB 1023B. May 2, 2009 · 5 kHz shift mod for PLL02A radio This mod is certainly possible with PLL02A based CB radios. The VCO in the transceiver can be tuned from 57. 8 VDC: Antenna impedance / connector: 50 ohm / SO-239: Dimensions (W*H*D): 378*119*287 mm (14. Such as the 6 Position Crystal Switch Kit. Pre-Owned · Courier. 8 VDC or less We have come out with two SECRET CB NOVICE kits for the Jackson radio. NEW FRONTIER: FM CB France and England have adopted 27MHz CB with one difference. Jackson NOVICE "A" kit and Jackson ROBYN SB-540D PLL SCHEMATIC/PCB WIRING DIAGRAM-LOCATOR PLL (Multiple discrete IC's) Frequency stability: ±0. The model 3-5818A is a reliable and high-quality option for communication on the road. 300 to 28. 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. 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). Jan 9, 2023 · Cobra 140GTL, 142GTL. PLL: NDC40013 NDI: Channels: 23/40: Rig Report: The Best Book on CB ( U. Alignments. bottom of page GENERAL: Type: Citizen band transceiver: Frequency range: 26. Thread starter The second released here by EXPO INTERNATIONAL was an 18 channel PLL unit using the NIPPON NDC40013 NDI . We asked Steve Weber (KD1JV) to design a PLL synthesized VFO kit (160m-10m) for our transceiver kits. 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. Cut trace to pin #16 on the PLL. PLL troubleshooting methods. 8 VDC (3-pin connector) Current drain / power consumption: RX: Less than 1. 855. Radio PCB No. Of the remaining 25%, perhaps 20% of all internal Side Talk CB 1023. 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. 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. Compact Design. After the diode or in the pin No. with FAQ and help Solder BLACK wire towards collector of TR36 and WHITE wire towards R161/C138. 00: CB-1200: 12CH Crystal AM Has 3 foot antenna on side of HT: $00. Install a SPST switch between pins 11 and 12 of the MB8719 PLL 5. The phase comparitor of the PLL works at about 100kHz. 8066 X3 = 35. 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. 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. Retune VR107 ( AM /FM carrier level) for Maximum. Sep 17, 2009 · CB Radio Simulator latest update: September 17, 2009. The Expo kit's output overpowers the PLL input, moving all 40 channels up or down. Install a 4. Drill k" hole in rear of radio, 3/4" toward center of radio from antenna connection for switch mounting. 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 . 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. 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. If you select tune and alignment, you will get about a 40% increase in audio output while maintaining clarity. 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. 060MHz to 28. 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. 7 Watts Output Performance, middle of the road, but what you would expect from a radio of this type. A page which lists the PLL used in most CB radio's. 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). Here's how to do a 10 Khz UP jump only: 1. And most common channel mods are shown with good examples that are easy to follow. May 23, 2014 · The WorldwideDX Radio Forum was originally established in 2001. Solder a wire from PC board ground to the other side of the same toggle switch 6. 7k 1/4W resistor from pin 19 to a spot on the ground foil. The Arduino has some outputs to: -TFT display -PLL - DDS. The EXPANDER 160 is a compact crystal oscillator which allows up to four crystal mixing frequencies to be injected into the PLL synthesizer circuit. 1 Item of 40 Channel PLL CRYSTAL FOR CB RADIOS. Backlit LCD Display. If it is not, adjust these in the following order: a. Has the NEC-made uPD858 PLL chip. Note: This is The Smaller HC25U Plug In Crystal. Z. Freq Hi Lo Mod 28,305 7W 4W 95-100 Mar 13, 2012 · The old Washington, with the UPD858 PLL, is a 4 pin. 0002% @ 25°C (77°F), after 5 minutes warmup: Clarifier or Delta tune: ±1. PLL M58472P. Adjust L1,2,3,4,5,6 & 7 for maximum audio output & minimum distortion on the distortion meter. 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. With 40 channels and a PLL CB radio system, this mobile/in-vehicle radio is perfect for any CB enthusiast. S. Yesterday when Skip was rolling, I could hear talking on the bad radio. Pre It also had a 192 channel capable MB8719 PLL. To order an in-stock volume select the number (CB-XXX) in the drop down list here . L19 for AM. , and European chips, plus manufacturers’ cross references. 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. 965 to 27. c. Unique PLL Circuit. (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. Price Range: $85-up: Description: An attractive radio, they used the same internals as the Kemtronics 1000. C. 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. This gives a potential of 4 x 40 = 160 channels in a CB radio. 00: 155: 4CH Crystal AM: $13. 15. Pull the final and replace with a 50 watt Motorola device, these would do 25 watt PEP out very easy. Locate the wire that comes off pin 11 of the PLL that goes to the channel selector. There is a very common misconception that SSB "adds" channels to the range of usable frequencies on a CB. VTG Courier Rebel PLL CB Radio KNOBS ONLY. This is the last generation of SSB CB made by Uniden to have a relay for transmit/receive switching. Apr 1, 2013 · this is for the 858 PLL. When I blow into the microphone on the good radio, I hear it on all channels on the bad radio (very slightly). 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). 7650 - 29. 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. 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. 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. repairing cb radios. 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. Also, the fine tune table is filled with pretend numbers. · Specific lists of every known CB radio using a particular PLL chip, grouped by chip type and chassis type. 1. I recommend that with the MB8719, check if on pin No. 12/19/22, 10:41 PM The Defpom CB Radio PLL List page 2. 3258MHz in them "You really just need 28. Fits Any Model Radio With Original Crystal Of 11. Also for crystal-synthesized radios. To me, the gen2 Uniden 858SSB was the best mass-produced type-accepted cb ever made. 6 A @ 13. The MB8719 synthesizer. 1125. Create your website today. 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. Apr 3, 2005 · Elements of the PLL system. The FCC took a while to discover how easy it was to break the rule that limits you to 40 channels with this chip. Includes U. PLL circuits are now frequently being used to demodulateFM signals, making obsolete the foster-seerly and ratio detectors of earlyyears. It is a classic piece that is perfect for display or for use in a CB radio communication system. the 10. Amateur Radio License is required to operate this device. 1758MHz to get the low band instead if that is what you need. 500 for voice, the lower part of the band is CW. Thanks a million mate I'm very curious about what that IC803 does. 4. Package includes: CB radio, Mounting Bracket, Microphone, Mic Clip, Side Knobs and a owners manual. Locate the wire that comes off pin 9 of the PLL (NDC 40013) that goes to the channel selector. $33. This is 7. Can't remember all of the finer details on the parts and pll pin location ATM; so perhaps Xit13 or Loosecannon can recall. We are working every day to make sure our community is the best Radio Hobbyist's site. 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. Find the PLL and then find the mod :) · Pin-by-pin functional description for nearly every PLL device used, old or new. This CB radio provides access On a 40 channel radio it will give coverage from 26. Both work great with this mod. 6908MHz gives 28. To reduce the risk of damaging the input circuits in the chip on pin 19, I recommend first soldering the 4. ROM programming. Cut the trace going to pin 10 of the PLL and install a 3. Last edited: Oct 3, 2012. change the 10. How digital dividers work. (4) solder the BROWN wire to the circuit board ground. $249. and export radios included. PLL No. For licensing information within the United States of America, visit http//www. 4198 plus 2. let us know if you have the 8719 PLL. 3. 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. Nov 26, 2009 · Others (President and Uniden) with three pushbuttons are 8719 pll. Set VR104 (ALC) for maximum output. " 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. Instead of the conventional amplitude-modulated carrier, they are using frequency modulation due to less RF interference prob- lems. This modification consisted of a CPU For all PLL type CB radios using a simple crystal local oscillator in the synthesizer mixer circuit. A standard PLL CB AM radio can be converted to FM easily. 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. Newest revision can be set up for continuous tuning or a Band & +10kc switch. Softcover CB Radio Service Manuals Find your manufacturer and model below and note what volume it's listed in. 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. Arriving as 23 channel and some 40 channel units, you could increase the channel range if you knew how. 00 GENERAL: Type: Citizen band transceiver: Frequency range: 26. 8 VDC or less than 60 W @ mains TX: Less than 2. 2)Cut the trace around pin 9 and 8 . then run wires (the red lines) from the switch posistions to the locations on the pc board. Solder the other end of this wire to one of your toggle switches 5. 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. Side Talk CB 1000B Picture of the Radio. 405 MHz: Channels / tuning steps: 40: Mode: AM: Frequency control: PLL (M58472P) Frequency stability: Amazon. TRC 448 REC86345 PLL Frequency Expansion & Clarifier Modification: 11. com Model: with MB8719 PLL "VSB-1" Installation: 10. Volume approximately Center. Any effort to compare the diagram of a sideband radio to the AM-only Zachary T will reveal big differences. Jun 24, 2020 · The PLL is a binary type, to increase the radio up to 28. Please browse this Web site for the kind of unusual CB radio stuff you just won’t find anywhere else. unsolder this. At this point, turn your radio on and check to varify that all channels are locked in and working. 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. int FineTune[] // find these values on test. The radio features a PLL synthesizer for stable frequency accuracy and a six-meter modification for expanded operation. 005 (including the normal low,mid and high bands of 26. 4)Solder a 4. 8MHz to 59. 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. 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. rac. 53 indicate the binary code of the 02A PLLChannels 1 through 23) The 11. 2050 MHz Modes CW/FM/AM/SSB/PA Jun 27, 2010 · The WorldwideDX Radio Forum was originally established in 2001. 09. ozcbradios. The CB's are listed by PLL model. Public Address. com: Uniden PRO510XL Pro Series 40-Channel CB Radio. that will have to be worked out on test depending on the CB radio used. (3) solder the PURPLE wire to a constant 8vdc point on the circuit board. The radio is untested and does not come with a power cord or bracket. 7K resistor across the cut you made. Solder a wire to pin 10 of the PLL before the resistor 4. 7 if Mar 7, 2010 · 2. Brand New · Sears. 965-27. Nov 6, 2011 · Just CB to amateur radio 10 meter band where Technicians have voice privileges. 955 Low 26. You simply set the band and frequency with the onboard push buttons. 65 shipping. The circuit shows a PLL synthesizer I built for test purposes with the specially designed IC NIS7261A. 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. 24 MHz crystal to 11. Generating the binary and BCD channel codes. 24 through 2. We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. 46 MHz and realign the radio. ] 10). And my Car Audio section, for the website of one of the top sound off cars in N. 69*11. 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. Schematic Diagram. Expanded coverage synthesizer methods. inject a two tone signal into the microphone of the radio while transmitting into a dummy load. We specialize in technical information and high-performance accessories for CB radios. 6)Solder a 1n914 diode Radio Features Ending Price; CB-115: 3CH Crystal AM: $15. 3k resistor across the cut 3. 27 shipping. 1961) to Volume #293 (April 1981). 99. Our products include books, plans, kits, and modification info for CB and 10 Meter Ham operators. Radio Make Radio Model New Listing VTG Johnson Messenger 100 CB Radio Used Untested! Parts Only · Johnson. least understood area of CB radio will be exposed at last. 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. 695 is the transmit oscillator crystal frequency . 8MHz (Intermediate frequency of the transceiver) above the actual working frequency of 50 to 52MHz. CB PLL Modifications List. Go To RadioMods CB Radio Simulator software page. On a 40 channel radio it will give coverage from 26. 23 *** 67. Remove top and bottom covers of radio Step 2. Tram XL5. Jul 26, 2012 · 1)Open the radio and you will find a metal case around the pll chip. Secret CB Volume Eleven Documentation Project Radio Modulation Adjustments for Various Brands / Models: PLL Pinout Diagrams: REC86345: 72. What we cant see is the mic jack, instead of 4 pin, this radio had a 5 pin mic jack. 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. 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. 965 (CB channel 1) R10 Shortwave PLL Receiver Kit Assemble Manual V8. 4758MHz to get the high band, or a 11. Simple AM radios used this chip with three quartz crystals in the radio, total. PLL alignment procedures and equipment set-up. - 399 Sorry this was so long-winded. 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. 9 A @ 13. I released the designs, schematics, gerber files, instructions, source code on my github pages. 8 VDC TX: Max 3 A @ 13. 23 *** 68. ALIGNMENT PROCEDURES (Courtesy of Rick Jackson) PLL Alignment Transmitter Alignment Receiver Alignment Sidetalk 1000M - mail. $9. 7k resistor from pin 8 to ground. This radio is durable, reliable, and full-featured with 4 watts of power and access to all 40 CB channels. 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. 24 -10. Of the remaining 25%, perhaps 20% of all internal problems are the result of website builder. 695 = 26. Nov 22, 2011 · With CB sales way down, Uniden redesigned their CB line with the emphasis on low cost rather than max performance. The VCO frequency is divided by a factor 588 in the PLL. Additional PLL functions. 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. Find apps, programs and more Now also includes CB channel frequency charts, PLL database, and even more PLL types supported. TRC-449 Tune Up (With Freq. ( Use caution not to damage any internal parts of radio while drilling. With the radio on USB, Adjust VR112 for 80mA +/- 5mA on the DC Ammeter. 36 Mhz source. On the YouTube video, you can hear the talking. Microphone Wiring Vintage Advertising and This vintage Colt 480 PLL CB radio is a great addition for any collector or enthusiast. K. The hardware described in this article is V8. 8MHz. As far as I can tell, it is totally legal, as long as you stay within FCC 97 regulations. ANL Switch and 7 Watts of Audio Output. In the diagram to suggests that the FM modulation needs to be fed into the VCO's varicap diode with a 100k resistor. 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). CT3 for USB. Sounds like alignment is needed and possibly clarifier unlock. 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. Broadbanding methods. Dual-Mode AM/FM – Efficient communication while on the road just got easier. So speech processing and other frills were a no-no. This seemed like a big savings compared 14 crystals or more in a 23-channel conventional CB. After the adjustment is complete, Reinstall the B002(PB-100) jumper board. No gen1 858SSB President radios. Jan 14, 2025 · PARTS ONLY This vintage General Electric CB-Phone is a classic addition to any radio communication collection. com. " 11. com New Listing Sears 613811 Slant Face Road talker 40 Citizens Band 2Way CB Radio NEW OLD ST0CK. 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. The channel switch used here came from an old CB radio from the USA. This is pretty much where we stand today. 335 to 28. 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. Dec 28, 2020 · It is a 23 channel CB radio with SSB capability. ) Step 3. All the latest U. 5)Install a 6 posistion/ double pole rotary swicth in the radio. the biggest, most ambitious cb repair book ever written! over 370 pages of detailed theory & troubleshooting instructions. Apr 17, 2010 · The WorldwideDX Radio Forum was originally established in 2001. . L20 for LSB. b. 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. Evolution of the PLL using several examples. illustrated throughout with more than 350 photos, charts, schematics, & other drawings. Locate PLL02A, just rear of channel selector on component side of radio. 4 Sep 16, 2022 · Popular mods were the clarifier for a 'slider' (?) and adding a switch to the PLL for out of band. 240MHz Xtals place. 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. Jun 25, 2012 · WINScanner software is intended to be used width HAM- / CB-Radio and radio-scanners. Apr 3, 2005 · The uPD858 PLL chip was used in both sideband and AM-only CB radios in 1977 and '78. IC PLL CB MC145106P Radio CB 27 MHz 11 Meter Band di Tokopedia ∙ Promo Pengguna Baru ∙ Cicilan 0% ∙ Kurir Instan. May 8, 2011 · The circuit diagram from CB Tricks has been useful. 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. The obvious sign that it is a Uniden made radio is the 4 push buttons on the front. PLL List This page lists the PLL's of various radio's (o-z). It also had a 192 channel capable MB8719 PLL. The setup to install a carrier control in a sideband radio is nearly always different from what's needed for AM-only models. ILS 888. Start Now. 8 VDC: Current drain / power consumption: RX: 1-2 A @ 13. Has NO schematic. About Us. Step 1. A power mic will improve performance greatly and one of the Kemtronic accessories was indeed a hand held power microphone. 500Mhz (Ham 10 Meter) operation in Cobra/Uniden CB's that originally had 11. 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. Indicated frequency steps are for a PLL02A configured for CB use. Cut this wire and install a SPST switch. 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. 245 on channel 1). 8 VDC or less Mar 2, 2014 · CB Radio Forum . Jun 22, 2014 · Here's what I have in my old hand-written notes for extras on that radio. 7 before the diode if you have more or less 8 v. Download. 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. 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. This radio has all the above in it! A page which lists the adjustments for ther uniden and president range of cb radio's. Sears 23 PLL RoadTalker 4CB Radio Untested CM . 515-27. $98. The radio's stock 15. 8066 is the "loop mixing crystal frequency. 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. 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. 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. It is a base station radio that has 40 channels and is designed for use with Colt brand radios. Jul 5, 2007 · Rick, i have sent the truth chart to you with the N-codes as measured on my 18ch radio. gov, for residence of Canada, visit httD:/fwww. 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. 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. 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. 0 and the main PCB labelled “HM00ABRA_8 President / Uniden Secret CB Index By Model Documentation Project CBTricks. This 60-page manual picks up where THE CB PLL DATA BOOK leaves off. 515 to 26. Give him no instructions. PLL chip. My days at Pathcom ended when the 1000M lost FCC certification for excessive harmonics. ljphxgxbxxebrymipknoujhsyzbmmuhbhyqvbhbrsscpdd