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Vintage Stereo, Amplifier and Radio Restoration
title. Pioneer SX-550 AM/FM Receiver/Amplifier. 1976.
date of work. 2020
work. Cleaned. Replaced all capacitors (including filter capacitors) and bad left/right output transistors. Rebuilt on/off switch, balanced amplifier. Cleaned all controls. Replaced all lamps with low-power warm white LEDs. New real Oak wood veneer on end caps. Rated at 20 watts.
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