Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!linus!decvax!harpo!seismo!hao!hplabs!sri-unix!MCMANIS@usc-eclc From: MCMANIS%usc-eclc@sri-unix.UUCP Newsgroups: net.micro Subject: Infrared Xmtr/Rcvr Message-ID: <12889@sri-arpa.UUCP> Date: Sat, 22-Oct-83 21:08:00 EDT Article-I.D.: sri-arpa.12889 Posted: Sat Oct 22 21:08:00 1983 Date-Received: Wed, 26-Oct-83 04:11:52 EDT Lines: 14 From: Chuck McManis The General Instruments AY-3-8470 256 command infrared remote control transmitter and AY-3-8475 remote control reciever can be connected to a keyboard array, and generate 8 bit codes which are transmitted through a fairly simple 3 transistor circuit. The reciver can be made is basically a connected to a infrared LED and amplifier. Depending on how good your amplifier is it is also rather simple. (GI uses a TDA4180 dual opamp amplifier, but a LM386 should work fine.) Any additional info is available through there distibutor. -Chuck -------