New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 3) which is identical with IEC 60645-3 : 2020 ‘Electroacoustics audiometric equipment Part 3: Test signals of short duration’, issued by the International Electrotechnical Commission (IEC) was adopted by the Bureau of Indian Standards on the recommendation of the Audio, Video and Multimedia Systems and Equipment Sectional Committee and approval of the Electronics and Information Technology Division Council.

Other parts in this series are:

Part 1 Equipment for pure - tone and speech audiometry

Part 5 Instruments for the measurement of aural acoustic impedance admittance

Part 7 Instruments for the measurement of auditory brainstem responses