BS 2497-5:1988 PDF Download
$91.00
Standard reference zero for the calibration of pure tone air conduction audiometers-Specification for a standard reference zero using an acoustic coupler complying with BS 4668
standard by BSI Group, 02/29/1988
Document Format: PDF
Description
Reference equivalent threshold sound pressure levels for two earphones, Beyer DT 48 with flat cushion and Telephonics TDH 39 with MC 41/AR cushion, in a form suitable for calibration.
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 02/29/1988
- ISBN(s):
- 058016490X, 058016490
- Number of Pages:
- 8
- File Size:
- 1 file
- Product Code(s):
- 10601200, 10601200, 10601200
- Note:
- This product is unavailable in Ukraine, Russia, Belarus