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If you want the simplest answer, it detects sound. The use is as an alarm system, for example: if someone is trying to break into your house, so they break a window. a sound detector will sense the sound coming from the breaking glass and set off an alarm. Any other simple questions? lone wolf...
if you take the smoke detector down there should be a list of of light and sound sequences refer to that.
It is a photocell set to read clean air if smoke interfere with the light an alarm will sounds is the basics anyhow
"A gas detector detects the presence of various gasses in a certain area that the detector has been placed. Since many gases are harmful, this is a useful item to have whether it be in your home or business. Several units will sound an alarm, and some will even shut down the source of the gas leak."
A sound detector.
Alarm Will Sound was created in 2001.
A gas leak detector sounds an alarm when natural gas is detected. It does not sound off for any other elements. Investing in a gas leak detector could save the lives of yourself and your family, since the smell can not be detected. You can buy one at Home Depot or any other home goods store.
Sound detector
Fire alarm sound,anbulance siren sound,alarm bell sound and car theft alarm.
To simply sound a false alarm of fire is a misdemeanor. HOWEVER - if something happened as a result of the false alarm being sounded (e.g.: fire truck crashes and kills someone - someone falls and seriously injures themselves getting out of the building - etc) it could end up being a felony offense.
Sound the Alarm - The Dawn album - was created in 2009.
There are many alarms clocks that make a 'bleep' sound when the alarm is activated. One such alarm clock is the Casio Compact Battery LED Beep Sound Alarm Clock.