very strange "wind up" siren
Found this picture on google. Does anyone know how the siren works?http://www.travelblog.org/Photos/958006
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Jim Z
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Re: very strange "wind up" siren
looks more like some kind of pump to me.
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Im a Siren Addict3
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Re: very strange "wind up" siren
Yea I have to agree with Jim Z on this it looks more like a pump.
The greater the power, the more dangerous the abuse.
Edmund Burke
Edmund Burke
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Unit of Civil Defense
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Re: very strange "wind up" siren
...some type of sump pump perhaps....
....Lifes divine, I'm 59Rheems1 wrote: I petition that everyone who joins the board should have to put there age or year of birth in thier signature...32 here
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Daniel
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Re: very strange "wind up" siren
That is an air exchange pump for a fallout shelter. It had to be cranked regularly to draw in filtered, radiation-free air and suck out stale air.
Lex orandi, lex credendi, lex vivendi.
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Penn State Guy
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Re: very strange "wind up" siren
wow, really grim but interesting as well. would love to have one.Daniel wrote:That is an air exchange pump for a fallout shelter. It had to be cranked regularly to draw in filtered, radiation-free air and suck out stale air.
Member #1300!!! 3/19/2014
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