now I know I did a science degree not engineering (but hey it was space science so bite me ;-P) but this is kinda depressing http://jap.hu/electronic/infrared.html the circuit looks good enough (what I was looking for anyway) but look at the 10's of pages of comments after it. these are the people who are going to be making sure the wings of the next Boeing aren't going to fall off? kinda pathetic isn't it? I mean after the first 40 posters who would bother? -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads