AS 2928-1987
Obsolescent
“Obsolescent” indicates that the Standard is not recommended for new equipment or as a current practice, but it is retained in order to provide for servicing of existing equipment or requirements.
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English
01-01-1987
Specifies an occluded-ear simulator intended for the calibration of insert earphones in the frequency range 100 Hz to 10 000 Hz in terms of the sound pressure at the ear drum. Technically identical with IEC Publication 711.
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