• 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

microprocessor

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    Choosing a reliable Denon TT (microprocessors)

    Hi all, I’ve drooled over vintage Denon turntables for years. I finally pulled the trigger on a DP-60L that had been fully recapped. Upon arriving, I found the TT was beautiful and everything I hoped it would be. After setting it up, it almost immediately exhibited the dreaded high speed...
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    Kenwood KX-7050 electronic fault

    Hi everyone! I have this Kenwood KX-7050 3-head dual capstan stereo cassette deck that always worked fine. Recently, I wanted to separate the cassette mechanism from the deck to perform some deeper cleaning and maintenance, but the connectors of the heads are really fragile... and indeed, I...
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    Fixed Sony PS-X75 with an Arduino Mega Board

    SONY PS-X75 with blown MB8841-209L microchip fixed with a Arduino Mega2560 Board. A long, long time ago in 1980’s Sony produced one of the best automatic record players the Sony PS-X75. The only problem was the main Microprocessor (IC) was prone to breaking. Our Sony had a broken IC and no...
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