BS 7113:1989
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Reference levels for calibration of narrow-band masking noise presented by air conduction from an earphone in pure tone audiometry. Data are given for noise bandwidths of one-third and one-half octaves.
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 09/29/1989
- ISBN(s):
- 0580172236
- Number of Pages:
- 12
- File Size:
- 1 file
- Product Code(s):
- 202183, 202183, 202183
- Note:
- This product is unavailable in Ukraine, Russia, Belarus