Alarm systems - Part 5: Environmental test methods
Edition 2011-11-08

METHODS OF MEASUREMENT ON RECEIVERS FOR TELEVISION BROADCAST TRANSMMISION. PART 1: GENERAL CONSIDERATIONS. MEASUREMENTS ON DISPLAYS AT RADIO AND VIDEO FREQUENCIES. (Endorsed by AENOR in June of 1998.)
Edition 1998-06-01

Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry (Endorsed by Asociación Española de Normalización in November of 2017.)
Edition 2017-11-01

Electroacoustics. Audiometric equipment. Equipment for pure-tone and speech audiometry
Edition 2017-11-21

Alarm systems. Environmental test methods
Edition 2011-08-31

Helical-scan digital video cassette recording system using 12 - 65 mm (0,5 in) magnetic tape - Format HD-D5 - VTR specifications
Edition 2004-05-11

Methods of measurement for radio transmitters. Performance characteristics of television transmitters
Edition 1995-06-15

Methods of measuring and expressing the performance of radio receivers for sound broadcasting. General considerations and methods of measurement, including audio-frequency measurements
Edition 1995-11-15