How would I interface a microphone to stamp input?

lwoods

I want to detect a sound which will essentially be recognized as a bit (on/off).· I am not interested in analyzing the signal; just it's existence.· Just need some good "analog" advice, I think.

TIA,

Larry Woods

Larry

Larry

try here

http://www.emesystems.com/BS2rct.htm

scroll to the bottom

Larry

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lwoods

Thanks, Larry