![]() ![]() The tones of the police sirens, combined with the emergency lighting systems of a first responder vehicle make an immediate impact warning or alerting the public at large.ĭ&R Electronics Co Ltd. These high tech devices include speakers, an amplifier, tone generators capable of generating different tones to be used for specific instances and a control box that gives the first responder control at the fingertips in a fast moving vehicle. However, sirens were also used during war time to alert soldiers and citizens alike of various scenarios from being alert, to danger or an all clear signal.Ĭurrent day sirens used by first responders have come a long way since the sirens of the old. It was in the 1970’s that emergency vehicles employed the use of sirens, this included police sirens. To increase the volume of the sound generated by sirens, a horn was fitted to the device that turned the high pitch from the siren into a low frequency loud noise that could be heard much further. Prior to the siren, emergency vehicles relied on bells to alert the public. It was this feature that inspired the name based on sirens from Greek mythology. In 1891 an improved siren was capable of producing loud noises even under water. A far cry from the police sirens of today. Originally the siren was a musical instrument producing musical tones, especially in acoustical studies by the rapid interruption of a current of air, steam, or fluid by a perforated rotating disk. Sirens generate loud tones, which attracts everyone’s attention and prompts them to take necessary measures to ensure the safety of the first responders and the public at large. A police siren is a system/instrument used by first responders to do just that. ⦁ A device often electrically operated for producing a penetrating warning soundĪs an adjective the word siren was first used in 1568 and it meant enticing – or arousing strong attraction or interest. ⦁ A woman who sings with enchanting sweetness, A temptress, Temptation. ⦁ Any of a group of female and partly human creatures in Greek mythology that lured mariners to destruction by their singing. ![]() Siren as a noun had the definitions below: ![]() The first known use of the word siren as a noun was in the 14th century and was often capitalized. According to Merriam-Webster online dictionary ![]()
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