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Rumbler siren. A Rumbler siren is a type of emergency vehicle siren used primarily in the United States.Developed in 2007 by Federal Signal Corporation, and sounding at a low-frequency level, it is designed to be heard by motorists who may otherwise be unable to hear high-frequency sirens due to ambient noise, such as urban traffic.
The NASCAR Whelen Southern Modified Tour was established in 2005, taking over what had formerly been the Southern Modified Auto Racing Tour (SMART) after the collapse of the organization as part of the breakup of the American Speed Association in late 2004. Whelen Industries, who sponsors the NASCAR Whelen Modified Tour agreed to sponsor the ...
The 2005 NASCAR Whelen Southern Modified Tour was the inaugural season of the NASCAR Whelen Southern Modified Tour (WSMT) after NASCAR acquired the SMART Modified Tour. It began with the NASCAR Whelen Southern Modified Tour 150 at Caraway Speedway on March 26. It ended with the Whelen 150 at Ace Speedway on October 29.
Shakira Reveals 'Life Hasn't Been Kind' Since Split from Gerard Piqué Nearly 3 Years Ago at the 2025 Grammys
The Whelen Engineering Company is an American corporation that designs and manufactures audio and visual warning equipment for automotive, aviation, and mass notification industries worldwide. Founded in a Deep River, Connecticut garage in 1952, [ 1 ] Whelen has become a provider of warning lights, white illumination lighting, sirens, and ...
The 2005 NASCAR Whelen Modified Tour was the 21st season of the Whelen Modified Tour (WMT), and the first with Whelen Engineering as the title sponsor. It began with the Icebreaker 150 at Thompson Speedway Motorsports Park on April 10. It ended with the World Series of Auto Racing Pres. by Whelen at Thompson again on October 30.
The NASCAR Advance Auto Parts Weekly Series (formerly the Whelen All-American Series, Winston Racing Series and the Dodge Weekly Series) is a points championship for NASCAR sanctioned local short track motor racing around the United States and Canada.
The Modulator has a similar setup to the Whelen WPS 2700, 2800, 2900, and OmniAlert omnidirectional speaker arrays. The Whelen arrays have single driver cells, [3] while Modulators have multi-driver cells. The American Signal I-Force siren, which uses stacked, elliptical speaker cells that provide omnidirectional sound output, is also similar ...