>I have used them to measure vehicle performance, have a look at >the performance meter at www.ac22.com What sort of resolution You should be hawking these around the TV stations and insisting they use them on the motoring programs when they test cars! ;)) It looks impressive but it will never replace Jeremy Clarkson.. Which reminds me Motormouth's Chat Show starts again tonight on Beeb 2 at 10pm. Have we moved in [OT:] Territory ? -- http://www.piclist.com hint: PICList Posts must start with ONE topic: "[PIC]:","[SX]:","[AVR]:" =uP ONLY! "[EE]:","[OT]:" =Other "[BUY]:","[AD]:" =Ads