> > I guessing you aren't after "hi-fi" results from this? > > Not even close. Something similar to one of those handheld tape > recorders would be fine. I'm thinking about using it to store FSK > encoded data, or maybe just speech. > At the moment I just want to get some sound out of this thing :) The old Commodore Datasette used, IIRC (a long time since I had one apart), a 7406 or similar to drive the record head with logic. Playback was only a little more complex. With anything but the very poorest quality cassettes they were reliable, and the addition of an azimuth adjustment + signal strength LED meant you could "tune" them to any tape, eg commercial or another, mis-aligned Datasette recording -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist