I believe it was the magazine Radio Electronics that once published a home audio switcher. I don't remember the date though. Have you checked out http://www.epanorama.net? He's got tons of stuff, might have something that suits you. Josh -- A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams "Hulatt, Jon" wrote: > Does anyone know of a chip that can switch stereo line-level audio signals? -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.