Technology: Acoustics, Ultrasound and Vibration: Historical Acoustics: Acoustical Detection of Aircrafts

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Submitted: Sat Sep 06 2003
Title: Acoustical Detection of Aircrafts
URL: http://www.tno.nl/instit/fel/museum/en/airacous.html
CT: Technology: Acoustics, Ultrasound and Vibration: Historical Acoustics: Acoustical Detection of Aircrafts

Description: From the first world war until the 30's air acoustics played an important role in the air defence. As radar was still to be discovered, vision had to be supplemented by hearing using the sound of the engines. (MUSEUM "WAALSDORP": TNO-FEL Museum).

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