 | | Sound Start for Handyboard
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| I need to build a circuit that will listen for a 3.5kHz tone and then activate a program on the Handyboard. I have seen a few different circuits in various books but none seem tailored to my specific needs. Does anyone out there have a good electret (...) (24 years ago, 27-Jun-00, to lugnet.robotics.handyboard)
| | | | | Re: Sound Start for Handyboard
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| (...) There's a circuit at the Seattle Robotics Society website, under the encoder. Sounds like it might be what you're looking for. -Jim Munro <jimmn@xnet.com> (24 years ago, 27-Jun-00, to lugnet.robotics.handyboard)
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