The Technique of Microphone Calibration
J. Acoust. Soc. Am. Volume 3, Issue 1A, pp. 8-8 (1931); (1 page)
The distinction between pressure and free wave calibration of the microphone will be brought out and two or three methods using electrostatic actuator, thermo-phone and piston-phone will be described. Experimental precautions required in use of each of these will also be given.
© 1931 Acoustical Society of America
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