• There are no items in your cart

SN EN ISO 389-3 : 2016

Current

Current

The latest, up-to-date edition.

ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 3: REFERENCE EQUIVALENT THRESHOLD VIBRATORY FORCE LEVELS FOR PURE TONES AND BONE VIBRATORS (ISO 389-3:2016)

Available format(s)

Hardcopy

Published date

01-08-2016

€60.82
Excluding VAT

ISO 389-1:2016 specifies the following data applicable to the calibration of bone vibrators for pure-tone bone-conduction audiometry: a) reference equivalent threshold vibratory force levels (RETVFL), corresponding to the threshold of hearing of young otologically normal persons by bone-conduction audiometry; b) essential characteristics of the bone vibrator and the method of coupling to the test subject, and to the mechanical coupler; c) essential characteristics of the masking noise and the baseline masking noise level applied to the ear not under test.

Committee
INB/NK 103
DocumentType
Standard
Pages
0
PublisherName
Swiss Standards
Status
Current

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.