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By:
"Googler" wrote in message
and
"Steve Nosko"
Contained:
I would like to interface the house security alarm with my 2m Tx and
my handheld. ... /M
Steve I'd start with a "unique" Subaudible tone on the Tx them program
that
tone into the handheld & put it on CTSS receive. ...
How-zat?
Thank you. Yes, that would be very simple. I was thinking about CW
because one could create a different receptor points with the unique
identifiers. ... /M
Steve Well, I'd go to a PIC chip ... DTMF chips ...DTMF decoder ...
Another easier choice might be to simply use single tones and PLL
(NE567...
Thank you so much. Now I have enough starting info. The NE567 chip
seems to be the best choice for my project.
/M
It pleases me to hear this. You are very welcome.
--
Steve N, K,9;d, c. i My email has no u's.
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