I looked at the "source" for the 06-27-03 10:04 post and saw this URL:

http://www.electronic-circuits-diagrams.com/remotecon...ages/2.gif

Unfortunately with Abhishek's game playing, the link never made it through, but the schematic may be of value. Mr. Singh does remain in my kill file, however. Life is too short for me to listen to his nonsense any longer.