pistonphone

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pistonphone [′pis·tən‚fōn]

(engineering acoustics)

A small chamber equipped with a reciprocating piston having a measurable displacement and used to establish a known sound pressure in the chamber, as for testing microphones.

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No references found			These are complemented by more specialized transducers and accessories for specific applications such as sound intensity microphones, artificial ears, ear and mouth simulators, telephone-testing equipment, HATS, pistonphones and calibrators. S&V News by Anonymous / Sound and Vibration A pistonphone with one or two pistons would be ideal, as the sound generated would be proportional to the density of the air. Of Acoustics and Instruments*: Memoirs of a Danish Pioneer - Part 2 by Per V Brüel and Harry K Zaveri / Sound and Vibration I developed the pistonphone calibrator shown in Figure 4b. Measurement Microphone History by Gunnar Rasmussen / Sound and Vibration			Pistole Pistolkors, Aleksandr Pistolkors, Aleksandr Aleksandrovich Piston piston and cylinder piston attenuator piston blower piston corer piston displacement piston drill piston engine piston flow piston gage piston head piston meter piston pin piston pump Piston Ring Piston Rod piston skirt piston speed piston valve piston viscometer Piston, Walter piston-type area meter pistonphone Pistsovo Pistsovye Knigi Pistsy Pisuerga Pisum Pit Pit and the Pendulum, The pit boards pit bull terrier Pit Furnace Pit House pit limits pit sampling pit sawing pit slope pit viper Pit-Comb Pottery Pit-Comb Pottery Cultures Pit-Grave Culture pit-run gravel Pita Pitaevskii, Lev Pitaevskii, Lev Petrovich Pitareti Pitcairn			Piston head Piston head piston meter piston pin Piston pump Piston pump Piston pump piston ring piston ring piston rings piston rings piston rod piston rod piston rods piston rods piston skirt piston slap piston speed Piston valve Piston valve piston viscometer Piston, Walter Piston, Walter Hamor Piston-engine Piston-engine piston-engined piston-engined Piston-Operated Volumetric Apparatus Piston-Supported Upper Bearing piston-type area meter pistonphone Pistons Pistons Pistons and Cylinders Pistoria Pistorius pistou Pistro della Francesca Pistro della Francesca Pistsovo Pistsovye Knigi Pistsy PISU Pisuerga Pisuerga River PISUG Pisum Pisum Pisum Pisum arvense Pisum sativum Pisum sativum Pisum sativum Pisum sativum arvense Pisum sativum macrocarpon PISVD PISW pit pit pit pit

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