I didn't look at the stuff you guys made or the links you posted. But use a dsPIC and do all 6 strings (or 12!) at the same time. :-) Mark Skeels Engineer Competition Electronics, Inc. TEL: 815-874-8001 FAX: 815-874-8181 www.competitionelectronics.com --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .