german_siren
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Joined: Sun Jun 28, 2009 6:35 pm
Real Name: David Krautscheid
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Location: Asbach Rhineland Palatinates Germany
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Indoor piezo sirens 120 db!!!

Thu Sep 24, 2015 5:23 pm

Helo wel as we al know piezo horns and fire alarms can co up to 111 db at 1 metre right? But there are piezo sirens or indoor sirens wich inwolve piezo technology reaching 120 db!!! i heard https://www.satel.pl/en/product/256/SPW ... -signaling this one at a supermarket at my town and it was amazing. very powerful and loud

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