Alden Hart wrote: > I believe the line level spec is 1 V RMS or about 1.4 p2p. No, 1V RMS would be 1.4V peak, or 2.8V peak to peak. However, 1VRMS sounds more right to me than 1V peak to peak that the OP specified. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist