BS EN 60645-1:2001
$167.15
Audiometers – Pure-tone audiometers
Published By | Publication Date | Number of Pages |
BSI | 2001 | 40 |
This part of IEC 60645 specifies general requirements for audiometers and particular requirements for pure-tone audiometers designed for use in determining hearing threshold levels, in comparison with standard reference threshold levels by means of psychoacoustic test methods.