Model 3

From airraidsirens.net, the Internet's premiere site for siren information and discussion
Jump to: navigation, search


Model 3
Company Federal Signal Corporation
Produced ? - Mid 1950's
Type Electromechanical
Sound output ? dBc at 100 feet
Horsepower 3

The Model 3 was a 3 horse power, mechanical, omni-directional siren produced by Federal Signal Corporation. It's essentially the smaller version of the Model 5. The rotor is 12 inches in diameter coming in 2 different port ratios: 12 and 8 port single tone. The siren was housed in a very simple enclosure that resembles an air vent found on building roofs.