• The move to the new server is done. There are some software and database maintenance updates in process. This has us passing the hat around to help out. We appreciate any donations. Seriously, even a dollar helps. The payment page may be found here - https://www.audiokarma.org/support.html

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  1. Rob DeFries

    Project 5500. Big fun or ....?

    A couple of years ago, a friend of mine came up with an old Pioneer amp. It was a SA-5500II. "It only hums" he said, "maybe you've got some purpose for it?" Ofcourse. But then, after I opened it up, I saw the two tiny STK like modules. Pioneers own little crap circuits. I closed it and dumped...
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