I was curious, how do sirens receive the tones to start and stop wailingand over what frequency? Is it wireless or transmitted over a cable?
Also, what is the box at the bottom of the mounting pole used for?
Thanks in advance:)
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Chem_Boffin_6589
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Re: Questions about sirens
Pretty sure if you scroll down in this particular sub forum you'll find your answers pretty fast.
Alfie Woolard
Federal Signal MC know-it-all.
Installed, initiated and maintains school campus warning system.
https://www.youtube.com/channel/UCtGVVz ... 8BQ47VmdHg
Federal Signal MC know-it-all.
Installed, initiated and maintains school campus warning system.
https://www.youtube.com/channel/UCtGVVz ... 8BQ47VmdHg
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