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YoUDee (pronounced yoo-dee) is a mascot of the University of Delaware, along with Baby Blue. It is an anthropomorphic "fighting Blue Hen", and its species is the blue hen, as the state bird of Delaware. While YoUDee appears masculine and can have male or female performers, it is "officially androgynous", [1] [2] "neither female or male". [3] [4]
In a pneumatic siren, the stator is the part which cuts off and reopens air as rotating blades of a chopper move past the port holes of the stator, generating sound. The pitch of the siren's sound is a function of the speed of the rotor and the number of holes in the stator. A siren with only one row of ports is called a single tone siren.
A Federal Signal Modulator siren in Bay Head, New Jersey. 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 ...
This usage is colloquially known as "blues and twos", which refers to the blue lights and the two-tone siren once commonplace (although most sirens now have a range of tones like Wail, Yelp, Phaser, and Hi-Lo). A call-out requiring the use of lights and sirens is often colloquially known as a "blue light run".
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The majority of users of the Q Siren are fire departments, although some ambulances and heavy rescue squads have employed the Q-siren. The Q-siren produces 123 decibels at 10 feet (3.0 m) with an operating current of 100 amps at 12 V DC (1.2 kW). [1] Hearing protection is recommended but not required when operating the siren or for anyone in ...
Blue was once again voted Mascot of the Year in 2019 and 2023. He was also awarded Skit of the Year in 2017, 2018, and 2019, and he represented the Colts at the Pro Bowl in 2009 and 2011. Blue was inducted into the Mascot Hall of Fame in 2020; the museum and children's center, based in Whiting, Indiana, was founded by David Raymond, who was the ...
A Federal Signal Thunderbolt 1003 siren. The Thunderbolt is a mechanical outdoor warning siren that was manufactured by Federal Signal Corporation from 1951 until its production ended in 1991. [1] It is a unidirectional, rotating siren with a large square-shaped horn, and can come in various colors, usually yellow, by request.