On Oct 24, 2006, at 2:40 AM, Michael Rigby-Jones wrote: > Does anyone know of a *cheap* data aquisistion unit, > either serial or USB with 4 or more (idealy 8) analog inputs? Try http://www.dataq.com IIRC, at one time they were offering some free hardware to show off software, and they still have $50 8-channel USB units and $25 4-channel serial units... BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist