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  1. S

    Royce 1-641

    I have a Royce 1-641 The receive on this radio is awesome. But will not transmit when you key the mic the needle barely moves to the right. The PA system works fine. Cannot find any voltage measurements on the schematic Does anyone have any ideas? Thank you very much 73s
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    Sears roadtalker 40ssb Model # 934.38260700

    Good Morning everyone from Stuck in the mud in Muncie In. 673 Hope everyone had a great Thanksgiving. I have a Sears Roadtaker 40 can anyone tell me what diode is the protective diode in this radio? Thank you very much 73s
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    Robyn 520D modulating on LSB with no modulation

    What I have is a Robyn 520D and on LSB key down no modulation it produced 3 watts output. When in USB key down no modulation it is at 0 output. When in AM key down no modulation it has a carrier at 4 watts. I had the unit recapped and aligned. When I received the unit back I can see all the caps...
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    Robyn 520 D

    I have a Robyn 520 D . It showed a small carrier of around 3 on the S meter on the dead key . The radio worked great and talked great . Decided to recap it and put the modulation upgrade in it . Now the radio works great but now I am showing a carrier of about 9 on the S meter. Is this possible...
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    Anytone 6666

    Does anyone on this forum know anything about the anytone 6666 Mine when you key up is saying DC LO It also has Q45 & Q46 finals blown. https://simonthewizard.files.wordpress.com/2020/10/schematic-at6666-team-1012-crt-9900-v3.pdf
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    Anytone 6666

    Good evening everyone I purchased this Anytown 6666 approximately two years ago the radios worked great up until about two days ago then I noticed I had lost all of the wattage on my a.m. frequencies and I also have lost about 1/4 of my wattage on lower sideband does anyone have any ideas what...
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    Anytown 6666

    Good evening everyone I purchase this anytone 6666 approximately two years ago the radio has worked great up until about two days ago then I noticed I had lost all of the wattage on my a.m. frequencys and I also have lost about 1/4 of my wattage on lower sideband does anyone have any idea what...
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    7.3450 Crystal

    Would anyone by a long shot have this 7.3450 Crystal they would like to get rid of thank you
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    Cobra 85 Dynascan

    I picked one of these Cobra 85's the other day. It had no receive or transmit. Went through the radio and got both transmit and receive now. The problem I am having now is it is transmitting for example on channel 10 and receiving on channel one. This a crystal radio. I have gone through this...
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    President Zachary T

    I have a President Zachary T I am new to trying to fix my own CB'S. I have a Digital Multimeter, Multi Function Tester TC1, and a Sams Photofact Volume CB122. The receive works great on this radio. But when you key the mic the TX lite comes on but the meter on the radio swings backward and the...
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    Dynascan Cobra 85

    Picked this cute little radio up the other day no transmit. Any help out there to get it to work Thanks Dale
  12. S

    WTB Rf Power Meter

    WTB A Rf power meter for Robyn 520 D Thanks Dale
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    Rf power signal meter

    WTB RF power signal meter for Robyn 520 D Thanks Dale
  14. S

    Robyn SB 520 D

    The power supply is putting out to many volts. I have changed the two electrolytic capacitors. C302 C304 I have checked the value of the resistors. When I adjust RT 301 variable resistor if I go to the right the volts start to climb if I go to the left they start to drop when I get to center...
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