title. Pioneer SX-550 AM/FM Receiver/Amplifier. 1977.

date of work. 2020

work. Cleaned. Replaced all capacitors (including filter capacitors) and bad left/right output transistors. 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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