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Federal Signal Corporation is an American manufacturer headquartered in Downers Grove, Illinois. Federal Signal manufactures street sweeper vehicles, public address systems, emergency vehicle equipment, and emergency vehicle lighting. The company operates two groups: Federal Signal Environmental Solutions and Federal Signal Safety and Security ...
This siren is similar to Federal Signal's Thunderbolt series. Only a single unit remains in service in Milwaukee, WI. Screamers Electro-Mechanical 2, 5, 7.5, 10 8, 9, 9/12, 10/12 1968–1994 Omni Directional 102–115 dB at 100 ft. Series of small vertical sirens, comparable to Federal Signal Corporation's vertical sirens. Sentry 95
Federal Signal Modulators (also known as Modulator Speaker Arrays) are electronic warning devices produced by Federal Signal Corporation that are used to alert the public about tornadoes, severe weather, earthquakes, fires, lahars, tsunamis, or any other disaster. They are identified mostly by their distinctive stacked "flying saucer" design.
SiraTone was a brand of electronic outdoor warning sirens produced by Federal Signal Corporation which began production in the early 1980s. These sirens were designed to broadcast high-intensity warning signals over a large area.
1951: Begins marketing the Stab-Lok line of panels and breakers under the Federal Electric Products (FEP) name. [16] [17] Note: It is unclear whether Federal Pacific bought FEP, or was a name change, or a successor company. It appears to be a name change, with "Federal (Pacific) Electric Company" appearing as the name in several newspaper reports.
The Federal Signal 3T22 and 2T22 are dual-tone, mechanical outdoor warning sirens made by Federal Signal Corporation (formerly Federal Sign and Signal Corporation) from 1952 through the early 1990s. Both have a very recognizable design, with a ten-port rotor (chopper) on the bottom with ten cones (horns) and a 12-port one on top with twelve cones.
The Model 2T was an omnidirectional siren manufactured by Federal Signal from the 1950s to the 1980s, mainly to fulfill the civil defense requirement for dual-tone warning signals. It had exactly the same design as the Model 2, but instead of a single-toned, 5-port chopper, it featured a dual-toned, 4/5 port chopper which produced 100 dBC at ...
Federal_Signal_Thunderbolt_1003_video.ogv (Ogg multiplexed audio/video file, Theora/Vorbis, length 3 min 55 s, 720 × 480 pixels, 719 kbps overall, file size: 20.09 MB) This is a file from the Wikimedia Commons .