On Sep 3, 2009, at 12:28 PM, John Mahoney wrote: > Don't we *always* want impedance mismatches? A device's output > impedance should be higher than the input impedance that it feeds > into. Isn't that upside down? Shouldn't the output impedance be lower than the input? > ;-P Oh... wait... irony. - C Chris Muir cbm at well.com http://www.xfade.com