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know bad transistors

  1. tutor_turtle

    2283B: Known trouble-some transistors?

    I have a Marantz customer I did a complete recap on his 2238B a few years back. The customer was very pleased with the results, Now a few years have past, he's getting drop-outs on one channel. I don't have it in the shop yet, I'm having him try out all the switches to eliminate dirty contacts...
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