Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired; English version ETS 300488:1996
Edition 1996-08

Acoustics - Application of new measurement methods in building and room acoustics (ISO 18233:2006); German version EN ISO 18233:2006
Edition 2006-08

Frequency Test Record St 33 and M 33 (33 1/3 rev/min; Stereo and Mono)
Edition 1971-03

Fire detection and fire alarm systems - Part 16: Voice alarm control and indicating equipment; German version EN 54-16:2008
Edition 2008-06

Human response to vibration - Measuring instrumentation - Part 1: General purpose vibration meters (ISO 8041-1:2017); German version EN ISO 8041-1:2017
Edition 2017-10

Space engineering - Modal survey assessment; English version EN 16603-32-11:2014
Edition 2014-11

Integrated Services Digital Network (ISDN) - Audio characteristics of terminals designed to support conference services in the ISDN; English version ETS 300807:1997
Edition 1998-07

Acoustics - Characterization of sources of structure-borne sound and vibration - Indirect measurement of blocked forces (ISO 20270:2019); German version EN ISO 20270:2022
Edition 2023-12

Multimedia vibration audio systems - Method of measurement for audio characteristics of audio actuator by pinna-conduction (IEC 100/2815/CDV:2016); German version prEN 63059:2016
Edition 2017-05

Integrated Services Digital Network (ISDN); 3,1 kHz telephony teleservice; end-to-end compatibility requirements for telephony terminals; english version ETS 300082:1992
Edition 1992-06