mmcdona1


Recording devices capable of sounding 115+dB @ 100' is my interest.

Need or have more info on warning devices? Contribute @ http://www.airraidsirens.com/forums

See my youtube channel @ http://www.youtube.com/mmcdona1

mmcdona1's latest sounds

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Federal Signal STL-10A 480V 3-phase siren located on Robello Lane, behind Honolulu Community College. Siren sounded for the monthly Civil ...

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6-02-09. Monthly statewide siren test. Federal Signal 5T 3-phase dual tone siren. Located at the entrance to Kalihi elementary school. ...

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Friday, August 1st, 2008. 11:45am. Civil Defense monthly test of a Federal Signal EOWS 612(Emergency Outdoor Warning Siren, 6 drivers, ...

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7-1-2008 Tuesday. Monthly Hawaii siren 45 second test of the Civil Defense sirens. This one is a Federal Signal SD-10 ...

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