BS 2497:1954

The normal threshold of hearing for pure tones by earphone listening.

STANDARD published on 30.7.1954

English -
electronic design (pdf) (182.20 USD)

The information about the standard:

Designation standards: BS 2497:1954
Note: WITHDRAWN
Publication date standards: 30.7.1954
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Category: Technical standards BS