Tech Square

Technical and speculative discussion of amps, cables and other topics.

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Chip ID

Posted by shermanr@prw.net on January 21, 2009 at 10:43:11:

Any idea what this IC could be? It has no letters or markings. My best guess is an Opto-coupler, but there no schematic available. This board is inside an Otto-1 Tube Matching unit once sold by New Sensor some 9 years ago.