Rebuild Of A Soundcraft CPS150 Power Supply

Soundcraft CPS150 PSU

This PSU belongs to a Soundcraft Delta 200 desk which I restored. It is pretty old. On first inspection the output voltages were correct, the only problem was that the mains transformer made an annoying buzzing sound. Looking more closely, it had other issues.

This post shows the kind of things I pay attention to when restoring or rebuilding old equipment. The devil really is in the details with this kind of work.

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