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Vintage Stereo, Amplifier and Radio Restoration
title. Kenwood KA-7100 Integrated Amplifier. 1977.
date of work. 2020
work. Cleaned. Replaced all capacitors (including 4x filter capacitors) and problematic/mismatched transistors. Disassembled and cleaned speaker protect relay contacts. New thermal grease on output transistors. Set AMP channel bias. Balanced DC offset. Cleaned all controls.
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