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boss pedal

  1. E

    Help with boss hr2 Harmonist erratic voltage guitar pedal on an ic

    Hello, in advance I thank people who can help or provide any comments that can help me. The question is this, I have a boss hr2 Harmonist guitar pedal. the pedal turns on, but it sounds like a very unpleasant and inaudible oscillation, I have checked the voltages as the diagram indicates and...

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