BS 7113:1989
$86.31
Specification for reference levels for narrow-band masking noise
| Published By | Publication Date | Number of Pages |
| BSI | 1989 | 12 |
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.
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