|  |  |  | Question about Sharp IR demodulators 
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 |  | Hi everyone, First, sorry for the blank message just now -- hit the send button instead of the cancel. I'm working on a project where I've got robots hunting targets equipped with a 40 kHz oscillator circuit which is continuously pulsing an IR LED. (...)   (27 years ago, 10-Jun-98, to lugnet.robotics.handyboard) 
 |  |  |  |  |  | Re: Question about Sharp IR demodulators 
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 |  | I had a similar experience, except that all my IR demodulators were from Radio Shack; two were some I'd gotten in a "grab bag" quite a few years ago, and the others were brand new. The original one reacted to 40KHz the way you describe yours doing - (...)   (27 years ago, 11-Jun-98, to lugnet.robotics.handyboard) 
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