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  1. T

    CB amplifier troubleshooting

    One other tidbit: the 27 Ohm resistor before T1 has been non-existent. I tried adding it back in but the amp would not work at all so I took it back out.
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    CB amplifier troubleshooting

    The radio is a General AP Hill keying 3 Watts. I removed a mod to the limiter that was causing it to overmodulate. Attached is the barefoot signal. If I modulate it to 100% then the output of the amp will be overmodulated.
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    CB amplifier troubleshooting

    I'm trying to figure out why my positive peaks are higher than my negative peaks (see photo) and how to fix this. It's a Black Cat HD300 with 2X SD1446. Appears to be the same schematic as a Palomar Blue Lightning. Thanks in advance for the help.
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    Ranger PCB mixer questions

    I was comparing the schematics of the EPT360014B and C, and noticed that the mixer changed from TDA6130 to SM6130. Comparing the TDA6130 pinouts to the EPT360014B schematic, it seems like the C schematic correlates better to the TDA6130, for example: on the B schematic, the tap on the...
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    Which CB Shops are still accepting mail-in repairs?

    HAHA. He said "useful thread".
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    DX Lately?

    Slim pickens today CH 20 13, MS CH 21 COJACK, LA Too much noise on the band. I'm very upset with the locals on the superbowl bleeding over onto all 40. Very unprofessional.
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    DX Lately?

    CH 20 LITTLE MAN, OH 68, OH 51, VA CHOKECHAIN, GA CH 21 327, OH CH 22 55, BLUE RIDGE MOUNTAINS CH 23 225 RAJUN CAJUN, LA CH 24 150, MI 702, OH CH 32 69, IN 662, MAGNOLIA SNOOP DOG, PA 671 SOUTHERN CAL WAVIN' A HAND THANKS TO ALL
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    This One Takes The All-Time Ebay Cake - 96 Pill Box

    Starting bid should have been $0.01. It might have actually gone somewhere.
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    DX Lately?

    685 TN CH20 196 KY CH24 248 TN CH24 671 SOUTHERN CAL WAVIN'