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Sony STR DA4ES No Sound. Lets fix it.
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A Dead Yamaha Amp for Repair
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NAD 7155 Supercap and protector repair
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Servicing a 1970s Sony STR-7065 Stereo Receiver. Multiple failures. part 2/4
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Restoration SONY TA - 150 Integrated Amplifier // Restore Antique AMP
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