Repair and Rebuild : Marshall JMP model 1987 50W - Part 1

Аватар автора
Sound Solutions
Marshall 1987 JMP model 1987 50W assessment, repair and rebuild. This amp was originally documented here: It is exhibiting some signs of parasitic oscillation, and has some Hum and Buzz. I will be replacing the Electrolytic Capacitors since it was originally built 17 years prior to the video.

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