Thunderbolt 1000T Tornado Siren Test | December 21, 2011

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Federal Signal thunderbolt 1000T alert signal

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Thunderbolt 1000T - Tornado Signal - Brewster, Minnesota

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Federal Signal Thunderbolt 1003 | ~Siren Test~ | Melvindale, Mich.

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Federal Signal Thunderbolt 1003A Alternate Wail - Saint Paul, Nebraska

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Federal Signal Thunderbolt 1000T in ATTACK mode

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Federal Signal Thunderbolt 1003 Noon Blast (rotation) East Farmingdale NY (3/29/18)

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Newly Refurbished Thunderbolt 1000T (Chopper 5) Tornado Siren Test, 3 Min. Attack - Ty Ty, GA

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Federal Signal Thunderbolt 1003A Alternate Wail - Saint Paul, Nebraska

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Mineola, NY Thunderbolt 1003 6pm Test - 9/28/18

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