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  1. metalheadjoe

    Battery Voltage on Ground Port of Amp

    I don't think rca's are chassis-grounded, which is why it is recommended to ground them if you have a lot of noise. Is that incorrect?
  2. metalheadjoe

    Battery Voltage on Ground Port of Amp

    The reason you have voltage on the ground terminal with the cable disconnected could be because it's a series circuit: Power goes from positive to amp to negative (according to conventional theory anyway). The difference in potential is what makes electricity flow. If you don't have a ground...

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