How to Clean Potentiometers on a Scratchy Vintage Power Amp
I remember the first time I fired up my beloved vintage power amp after a long idle period. As I adjusted the volume, a harsh, scratchy sound burst forth whenever I turned the knob—an infuriating crackle that seemed to mock my efforts to enjoy pristine audio. It was a lightbulb moment: those tiny potentiometers, once […]
