> I suppose my ideal situation would be for the delay to be setup digitally. > As far as delay resolution goes, 1ns steps would be perfect but I might > get > by with coarser steps. What's the accuracy need to be? You could get +-20 percent pretty easily with cheap analog circuitry attached to a D/A converter. Temperature range this needs to operate over? More details? Cheers, Bob _______________________________________________ http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist