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does such a product exist (other than those by Inovonics) ? Mark Gilmore Mon, 14 Feb 2005 16:17:18 -0800

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A small/low-voltage sensor transmits a "heartbeat" RF signal to a receiver,
which in turn reports the sensor's *signal strength* to a PC.
Such a product could be used for proximity detection (cars, pets, children).

Mark Gilmore
http://OmnipotenceSoftware.com 


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