Porter & Davies Bumchum Tactile Monitoring Amp Repair

Fault – preamp not detecting signal – traced signal through TL084 opamps but indicator section was a little awkward with PCBs in situ. Found contour pot had a cracked PCB: Made enquiries with Porter & Davies and as a refreshing change to most similar other enquiries, Tim Porter was extremely helpful, not only providing schematics, […]

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