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[aprssig] Wanted: tone-based reset module schematics

Mark Earle wa2mct at mearle.com
Tue Feb 7 01:08:14 UTC 2006


>only a couple of discreet components. A DTMF decoder would do the trick 
>(and be less prone to spurious resets, presumably), but I really don't 
>have the ability to get into PIC-based designs.
>
>Anybody seen anything like this?

Brad,  Com-spec, the folks who make PL encoders and decoders, make a very 
small DTMF board that will do what you want. It's a bit pricey, but rock 
solid and small, low power, etc.

http://www.com-spec.com/                Homepage


http://www.com-spec.com/selectone/npb/st_809b/st809b.htm


>
>Brad.
>VE3BSM
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>aprssig at lists.tapr.org
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       ) )    de WA2MCT Mark
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