BS 2497-3:1972

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Values of sound pressure level corresponding to audiometric zero for monaural earphone listening to pure tones of certain stated frequencies, specified in terms of the sound pressure level set up in an artificial ear conforming to the requirements of BS 4669.

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Product Details

Published:

06/28/1972

ISBN(s):

0580070638

Product Code(s):

10044595

Note:

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