>Reginald Neale wrote: >>I believe Philips and Siemens both make this type of device. > > We have about eight feet of Philips data books and I could not > find an appropriate part. > > We only have about a foot of Siemens books (which contained > nothing relevant) so that might be an avenue. And the Siemens > rep was just here .... There must be some sort of law about that. > > >-- >Bob Fehrenbach Wauwatosa, WI bfehrenb@execpc.com It's possible I misunderstood what you are trying to do. Philips makes several dedicated remote/IR ICs -- check out the SAA3004P xmtr and SAA3049 rcvr chips. The databook also has suggested circuitry. Sorry if this was not helpful. Reg Neale