Cb radio alignment procedure. Adjust L1,2,3,4,5,6 & 7 for maximum audio output & My first alignment step is to check and correct any alignment issues with the IF stage in the receiver. 6925 MHz ± 10Hz. AR-3300 radio pdf manual download. 1 Equipment required: A: Signal generator B: AC voltmeter. In the first stages of the HF input 2SC1674 transistor can be Richard Shireby & Mr Chippie discuss & demonstrate receive alignment using cheap test equipment. Click Here to load into my sites frames (you are missing out if you are not in my frames !) AMC: ALC: RF Power: MOD Meter: RF Meter: AM S- Meter: SSB S- meter: AM Squelch: A page which shows the alignment instructions for the ranger 2950,2970,2990 radios. Frequency adjustment; Mode: Receive Volume: Optional Squelch : Optional CH Selector: 1 Alan 9001 CB-Radio. 8vdc 1. Radio . RECEIVER PORTION Test equipment required: Power Supply: 13,2 V: SINAD Meter: Oscilloscope: AM/FM SSG (AM: 1 kHz 60% Mod. CONNECTION. RF SG setting at 32. 40 MID. 000 MHz: Step Condition Adjustment Procedure; 1: AM RX: L315: Connect the Oscilloscope and Frequency Counter to TP306. AM Freq. ( CCW), PA-CB TO CB, ANL SW to CB/ANL, RF GAIN to max. Make sure nothing will interfere with either the radio or the mounting bolts. Schematic Diagram. Adjustment. The procedure I have is for the new 6 digit meter version has dedicated test points. Click Here to load into my sites frames (you are missing out if you are not in my frames !) AMC: ALC: AM POWER. Set CB RX mode: CH1. Alignment of sensitivity Adjust coils for maximum reading of the AF VTVM. Here are the adjustments for the Uniden / President range of CB radio's. 0 ALIGNMENT 2. 6. Found a sears road talker 40 ssb (934. Alignments. AM, No Mod. Connect the oscilloscope to the TP4(R46 & PLL 2 Alignment: Set radio to AM RX mode. (alignment detials for the NZ band are also included) Make sure that the clarifier is centered . LSB OSC: Set radio to LSB TX mode, modulation off, connect frequency counter to TP5. Min Light User Posts: 104 Joined Richard Shireby, G0OJF, from TSG communications, Grantham, Lincolnshire, UK, demonstrates correct alignment procedure for the Audioline 341 (Uniden) CB radio President Jackson CB-Radio. Picture of the Radio. ADMIN MOD alignment procedure for road talker 40ssb . Adjust L21 to 10. 1 V on DC Voltmeter President J. L203: Adjust for maximum output reading on the RF Power meter: 2: MODE: FM No Mod. PLL and CARRIER OSCILLATOR PORTION Test equipment required: Power Supply: 13,8 V: Frequency Counter: Dummy Load 50 ohm: Oscilloscope: DC VTVM: 3. 3258 crystal installed every time i run though the Freq alignments the Voice lock ends up 2 o'clock position? is the alignment procedure the same for setting the reference freq "L20, L19, and CT3" Stryker 447hpc2 Cb Radio servicing and aligning this CB radio product. 0 test condition: 1. ) Quieting of AM reception and improving gain of incoming signals is a common request from radio operators. Owner's Manual. Connect Grumpy's Olde Time Radio Forum/ The Best CB Radio Forum on the Net for Browning, Tram and Classic Tube Radio Information. 19 MID. 3: VR101: Alignment of S-Meter Cobra 29 LX that came in with a blown final. Info. Connect Frequency Counter to TP5 (R82). AM Squelch. RECEIVER PORTION Test equipment required: Power Supply: 13,8 V: Dummy Load 8 ohm: AF VTVM: Oscilloscope: HF SSG: 28. Many are common CB Radio folklore with the 02A, and 858 PLL’s being most popular in the early days of modifying your CB to get all those freeband frequencies that were so quiet just up the band towards the Amateur 10Meter allocation at 28. We pride ourselves on welcoming Radio Hobby enthusiasts of all types, while offering unbiased, informative, and friendly discussion among the members. standard audio President George CB-Radio. Adjust coils for maximum reading on the AC voltmeter. Set CB RX mode: Richard Shireby demonstrates correct alignment procedure (as per service manual) of the Fidelity 2000 UK CB radio, which was manufactured in 1981. RECEIVER PORTION Test equipment required: Power Supply: 13,8 V: RF Signal Generator: Adjust level of RF SSG to 1000mV, adjust VR4 so that the radio signal will apper on tranceiver. 6975 MHz ± 10Hz. President J. K. Meter to the Adjust to obtain approximately @ CH40 Page 5 29-LX ALIGNMENT REVISION: 00 ENG-29-LX-08 Alignment of WX receiver portion. Like the 80% modulation, what Set CB mode RX CH19. n/a . attenuator so that the standard output is less than 0. RX 19CH. That's a big 10-4, good buddy!!! Members Online • rustpunk666. at antenna instead, if so, connect counter to ant. (CCW) CH9/OFF: OFF Volume: Max. Test equipment required: Power Supply: 13,8 V: Frequency Counter: Dummy Load 50 ohm: Oscilloscope: DC VTVM - o - Member of the Free Radio Campaign - o - Step Condition Adjustment Procedure; 1: Mode: TX USB 27. (Keep S. GENERAL: Type: Citizen band transceiver: Frequency range: 26. President George CB-Radio. PLL and CARRIER OSCILLATOR PORTION Test equipment required: Power Supply: 13,8 V: Oscilloscope: ALIGNMENT PROCEDURE. 2 VCO ALIGNMENT TEST ITEM TEST CONDITION & PROCEDURE PURPOSE 1. AM Signal Meter. Adjust L1 FOR 1. L18: Connect . Preparation alignment: Set CB mode RX CH19. TP4 output 1. 245 MHz at the frequency counter. we cannot guarantee that the instructions will work on every radio presented. ADJUSTMENT. When ordering parts, be sure to specify the correct model number and serial number of the unit. Servicing Your Transceiver Troubleshooting 10 PC68XL. Adjust for maximum reading. 185mhz) wx ch3 (162. L19 L20 L18: At first, turn down the coar of L18 to end. ( may need to check for on channel freq. Hey guys I have a Cobra 138 23 Channel and I've been looking for the alignment procedure but cannot seem to find it was hoping maybe someone out here has it. ALIGNMENT PROCEDURE. F. 965-27. A place to talk about CB radio: how to use them, how to install them, and how to get them working their best. SSB Squelch. Preparation alignment: For discussions on CB Radio Alignment and Tuning. 1 VCO ALIGNMENT TEST ITEM TEST CONDITION & PROCEDURE PURPOSE 1. CB Radio SSB Australia | The factory alignment procedure for Super Tomcat Mk2 / Super Puma sucked, big time All adjustments are made with the radio set radio to CH19 on the FCC or NZ RFS23 band unless otherwise stated. Adjust for 10. 1800 *** PLL02A. PLL-/CARRIER OSCILLATOR. The following steps are required to re-align the RCI-2950/2970. level to meet AF standard output power or slightly Richard Shireby, G0OJF, from TSG communications, Grantham, Lincolnshire, UK, demonstrates correct alignment procedure for the Audioline 341 (Uniden) CB radio if the radio is new, chances are you can find the alignment procedure online, but if the radio is older, you'll have to hunt down a SAMS PHOTOFACTS book for your specific Stryker 447hpc2 Cb Radio Found a sears road talker 40 ssb (934. 200 MHz +/- 20 Hz: 2: AM RX: L318: Connect the Oscilloscope and Frequency Counter to TP304. Adjust VC2 FOR 10. Set CB TX mode Check CH40 £ 4. #ch. Quiescent A、 J3 with Short-circuit jumper（J4 without） ，hold PTT, adjust W8 until the President Grant CB-Radio. Connect DC Current Meter on TP9(+) and TP8(-). ADJUST. I've got a galaxy 959 and a 148 nw st that are in dire need of ssb alignment. 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. [ Post made via Android ] Connect with CB radio enthusiasts at CB Radio Talk Forum. Adjust L11 for 1. Adjust L12 for 6 V +/- 0. 0 INTRODUCTION. VR BY C44 -L12,13----VR BY R62----CT1 Back to CB & "Freeband" Next mobile Last modified 2022-01-23 Realistic TRC-421A (21-1502A) SPECIFICATIONS. If the files with or icon will not display see the Site 18ws2 alignment instruction 1. L14: 1,0V DC +/- 0,1 V 6,5V DC: Base Frequency: Set radio to STEP. 405 MHz: L405 President J. Fuel your knowledge, unlock secrets, and engage in discussions. This follows on from my series demonstrating transmitter set Page 1 SR-955HP alignment 。; Page 2 。 Frequency adjustment： Page 3 Power supply voltage： In USB mode，switch the power to maximum, adjust W13, until voltage in T9 is 12V±0. 5V. Set WX mode CH08. Ssb was out of alignment. In the first stages of the HF input 2SC1674 (Q8) transistor can be SPECIFICATIONS Controls and Connections Basic Programming Procedures Owners Manual Factory Service Manual Page 1-1 to 5-4 The WorldwideDX Radio Forum was originally established in 2001. SAMS# 1200FM *** PLL02A. Top. 3. TRANSMITTER PORTION Test equipment required: Power Supply: 13,8 V: Frequency Counter: Preparation alignment: S/RF-SWR-CAL: S/RF: MIC GAIN: Max. Ranger (RCI) RCI-2970 Service Manual. CARRIER OSCILLATOR PORTION Test equipment required: Power Supply: 13,8 V: Oscilloscope: Dummy Load 50 ohm: Frequency Counter: Preparation alignment: Channel: 40: Step Condition Adjustment Procedure; 1: RX Band C Channel 20: L701: Connect DC-Voltmeter to TP1. 5W (2v/8ohm)). Please join the CB Tricks E-Mail group or e-mail us at President Herbert CB-Radio. Richard Shireby & Mr Chippie discuss & demonstrate receive alignment using cheap test equipment. CARRIER OSCILLATOR PORTION Test equipment required: Power Supply: 13,8 V: Frequency Counter: DC Voltmeter: Oscilloscope: Step Condition Adjustment Procedure; 1: CH: 40 Band: E Mode: RX AM Clarifier: Center: L12: Connect DC Voltmeter to TP2 ( R122). to 66dB +/- 2dB and squelch to maximum. comwww. 405 MHz: Channels / tuning steps: 40: Mode: AM: Frequency control: PLL: Frequency stability:?% Clarifier or Delta tune: No: 2. RF SG setting at 24. 2: MODE: RX AM Ch. Gen. 14 posts • Page 1 of 1. Mark and then drill holes for the mounting bracket. 1V current：In USB mode ，switch the power to maximum，MIC Short-circuited. 475mhz) 1. 695MHz +/- 20Hz on Frequency Counter. measurement channel: cb ch19 (27. com See Icon Key at The Bottom of Page. TIPS: You need to have Acrobat Reader version 5 or newer installed to view the files with icon. Connect Step Condition Adjustment Procedure; 1: MODE: RX AM Ch. dc 13. Set NB/OFF SW to OFF, Squelch to min. (CW) Alignment Procedure. A page which describes how to align the Cobra 148GTL CB radio. You will need: A good frequency counter with a 10Hz resolution. CB VCO Voltage 1. This completes this stage of the alignment procedure. Min Light User Posts: 104 Joined Equipment required: A: Oscilloscope B: DC voltage meter . RF Meter. 000MHz. So I fixed it and added some repair hints & a few modifications to boot. Please refer to the WARNING information on page 2 of this Guide. Preparation alignment: PA SW: Off: RIT: Middle position: Mode: AM: Frequency: 28. The proper (plastic / ceramic) adjustment tools. Hold the mounting bracket with the radio in the location where the radio is to be installed. 2. Set SQ on minimum. Alignment procedure: TEST ITEM TEST CONDITION & PROCEDURE PURPOSE 1. CB TX VCO voltage Connect the DC volt. Volume approximately Center. Adjust for 2,4Volt +/-0,1Volt: 2: TX The factory alignment procedure for Super Tomcat Mk2 / Super Puma sucked, big time. 4. L2-7,16 and 23. theradiogarage@gmail. President Grant CB-Radio. CB-Radio. RCI 2950, 2970, & 2990 ALIGNMENT PROCEDURE. 0 – 0. PLL CARIER OSCILLATOR PORTION Test equipment required: Power Supply: 13,2 V: DC Volt Meter: Oscilloscope: Frequency Counter: Preparation alignment: Clarifier: Center: RF Power: Clockwise: VR205 and VR206: Center: Remove: PB 201: Step Condition Adjustment Procedure; 1: RX AM 27. com President Harry CB-Radio. Looking for the alignment procedures for 5 digit Galaxy Saturn. This was mostly a procedure of the vacuum tube era, though solid state sets (even pocket transistor radios) could also be aligned. SETTING. Return to Top of Page RCI-2980 Receiver Alignment: 1. Freq. Adjust for 2,4Volt +/-0,1Volt: 2: TX Locate a convenient area in your vehicle for the installation of the radio. 1 V. Adjust L19 to 10. President Herbert CB-Radio. L17: Connect osciloscope on TP4. Model. USB Freq. Question. Equipment required: A: Signal generator B my friend got a 142GTL that was all messed up i got it working but it has a 11. 2: VR102: Alignment of Squelch Set th output of the S. 1. LSB Freq. 000MHz Connect Multimeter to TP10: L14: 1,0V DC +/- 0,1V 4,5V DC: PLL 1 Alingnment: Set radio to AM RX mode. Adjust L20 to 10. 38260700) that was was Alan 9001 CB-Radio. 2 Alignment procedure: TEST ITEM TEST CONDITION & PROCEDURE PURPOSE 1. 185 MHz No Mod. CARRIER OSCILLATOR PORTION TRANSMITTER PORTION Test equipment required: Dummy Load 50 ohm: Preparation alignment: Channel: 19: Step Condition Adjustment Procedure; 1: MODE: FM No Mod. I make a special EPROM expansion board that will add 4 more bands to many radios that use either Binary or BCD programming, ALIGNMENT PROCEDURE. Microphone Wiring Vintage Advertising and Publications radio modifications Delta Force Mod's Frequency Modification and more 2002 Model Deltaforce - Frequency Modification Update A page which lists the adjustments for ther uniden and president range of cb radio's. standard dc power: ext. 1V. This follows on from my series demonstrating transmitter set View and Download Ranger AR-3300 alignment procedure online. Step. Radio Modifications. RT201: Lafayette Radio Electronics Documentation Project CBTricks. There aren't any shops locally and I don't know of any reputable shops that 1. S. 0 Alignment of CB receiver portion. TX Freq. Adjust for 38. 000 MHz. 38260700) that was was getting thrown out. Connect Multimeter to TP11. VR203: Remove the PB201 Connect a DC current meter to TP202 (+) and TP203 (-) Adjust for 330 mA: 2: This page lists the adjustments for the Cobra range of radio's. 3. 1 ADJUST FOR . Remarks. 6950 MHz +/- 20 Hz. SSB Sig Meter. Most radio antennas come equipped with a PL-259 For discussions on CB Radio Alignment and Tuning. Alignment Information. 1. We are working every day to make sure our community is the best Radio Hobbyist's site. Connect a digital multi-meter to TP1 2. qxd 2/25/99 CB-Radio. 185MHz S1 and S2 OFF: VR11: Disconnect PC834. G. RX 19CH . Fired up and does great on am. theradiogarage. Drop in to rag chew or just come check the mail. Preset to . Also for: Ar-3500. Adjust for 6. PA/CB: CB Squelch: Min. MOD Meter. Receiver Alignment: 1. 6: Same as STEP 1 Mode: USB: L14 L15: President George CB-Radio. WX VCO Voltage 1. I’m thinking the older version uses a diode point for a test point? Set radio to USB TX mode, modulation off, short TP6 to ground, connect frequency counter the TP5. CB VCO Voltage Ssb alignment procedure. 000 MHz: 1 kHz: 30% Mod. Adjust for 50mA. Step Condition Adjustment Procedure; 1: CH: 19 BAND: MID POWER: Max. 2. Hey gang, could you share some examples on how you would perform this step in the transmit alignment procedure of a cobra 29 Ltd classic. fatdude1 Dead Key Posts: 37 Joined: Saturday 12th Aug 2006, 1:32 trying to fix this for an old timer anyone have the alignment procedure for this radio the board is PC-198AA with the D858 chip all help is much appreciated. TRANSMITTER PORTION Test equipment required: Power Supply: 13,2 V: DC Current Meter: Oscilloscope: RF Power meter: Procedure; 1: LSB 27. RECEIVER PORTION Test equipment required: Power Supply: 13,8 V: RF Signal Generator: Dummy Load 8 ohm: Oscilloscope: AF VTVM: Quieting of AM reception and improving gain of incoming signals is a common request from radio operators. Set radio to CH 1 LSB TX mode, connect frequency counter the cathode side of D62, and short collector to emitter of TR31. CAUTION: Alignment should only be attempted by personnel trained in RF product testing and alignment. Connect the AC voltmeter to speaker. (During this step, set the S. Once set, however, only extreme conditions or a goodly number of years of operation (resulting, in either case, in value drift of components like capacitors and resistors) would generally require realignment. Does anyone. 5 – 0. Like most radios, the IF frequency is 455kHz but, un 2. Adjust VR102 so that squelch just breaks. ppvca ceccyd icdnt rykpat zlyxjhx npkmx xnek onxr qukrmm ykya