American standard method for the coupler calibration of earphones
Contributors: Acoustical Society of America
Published: 1949
Place of publication: [New York]
Language: eng
Number of pages: 17
Subjects: Electronic measurements; Electro-acoustics; Sound -- Equipment and supplies
Other titles: The coupler calibration of earphones
Notes: Cover title

Z24.9 - 1949

Sponsored by the Acoustical Society of America

"Approved December 27, 1949."