BS 4009:1991

Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers.

STANDARD published on 28.2.1991

English -
electronic design (pdf) (181.90 USD)

The information about the standard:

Designation standards: BS 4009:1991
Note: WITHDRAWN
Publication date standards: 28.2.1991
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Category: Technical standards BS