InfraRed, PIR and Similar Devices

Electronics Infoline Web

RC5 codes

http://website.lineone.net/~dezellis/rc5.htm

http://www.eddiem.com/projects/Pir-remote/pir-remote.htm

http://www.reconnsworld.com/ir_ultrasonic_basicirdetectemit.html

with information about computer interfacing.

http://www.epanorama.net/documents/ir/irremote.html

made from an exposed piece of color negative film.

http://www.northcountryradio.com/Articles/irfltr.htm

http://circuitos.tripod.cl/schem/r52.gif

http://home.swipnet.se/perz/te.html

http://www.seattlerobotics.org/guide/infrared.html