DIN EN ISO 389-4 ✓ Most Recent

1072540

Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)

standard by DIN-adopted European-adopted ISO Standard , 07/01/1999

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Product Details

Published:

07/01/1999

Number of Pages:

7

File Size:

1 file

Product Code(s):

8373199, 8886342, 8373199, 8886342

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus