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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...