Thunderbolt: Difference between revisions
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== Thunderbolt 1003 == | == Thunderbolt 1003 == | ||
The Thunderbolt 1003 | The '''Thunderbolt 1003''' uses two solenoids that are attached to the upper portion of the siren to create a third, high-low signal, which can be used as a fire signal. | ||
== Other models == | == Other models == | ||
[[Category:Electromechanical sirens]][[Category:Supercharged sirens]][[Category:Federal Signal]][[Category:Rotating sirens]] | [[Category:Electromechanical sirens]][[Category:Supercharged sirens]][[Category:Federal Signal]][[Category:Rotating sirens]] | ||
Revision as of 01:30, 13 December 2013
The Thunderbolt siren was a supercharged electromechanical siren produced by Federal Electric, later Federal Sign & Signal and Federal Signal.
Thunderbolt 1000
Thunderbolt 1000T
Thunderbolt 1003
The Thunderbolt 1003 uses two solenoids that are attached to the upper portion of the siren to create a third, high-low signal, which can be used as a fire signal.