Electronic siren apparatus including an integrated handheld micr

Details Electronic siren apparatus including an integrated handheld micr Electronic siren apparatus including an integrated handheld micr

1995-02-17

1998-11-03

Mullen, Thomas

Communications: electrical

Audible indication

Electronic siren

3403845, 3403846, 340471, 3403847, G08B 310

Patent

active

058315152

ABSTRACT:
A two-piece electronic siren apparatus including an integrated handheld microphone and control handle and a receiver/amplifier box is provided. The microphone and control handle permits handheld control of emergency light functions, siren functions, and auxiliary functions, as well as allowing a user to talk through a speaker. The integrated receiver/amplifier box includes both a siren board and a relay board. The siren board includes a microprocessor capable of generating siren tones and of controlling, among other things, a power amplifier located on the siren board, and auxiliary devices and functions. Additionally, the microprocessor controls two default modes of operation of the siren and/or light circuitry.

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