Electronically controlled multi-tone peripheral
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Sep 26, 2002
app pub date -
Mar 22, 2001
filing date -
Mar 22, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An audible alarm is provided for use in an alarm system which produces a plurality of distinct audible alarm signals in response to a control signal. The audible alarm can further produce a prerecorded voice message which can be stored at the audible alarm. A microcontroller at the audible alarm controls the audible alarm in response to the control signal which can be received from a control panel over a pair of lines. The control panel further supplies power over the pair of lines.
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