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BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
Hearing aids. Method for measurement of characteristics of hearing aids with induction pick-up coil input.
WITHDRAWN published on 29.6.1984
Selected format:Hearing aids. Specification for symbols and other markings on hearing aids and related equipment.
WITHDRAWN published on 30.3.1984
Selected format:Methods of measurement of electro-acoustical characteristics of hearing aids. Hearing aids with automatic gain control circuits.
WITHDRAWN published on 27.2.1981
Selected format:Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aids with automatic gain control circuits.
WITHDRAWN published on 29.6.1984
Selected format:Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aid equipment not entirely worn on the listener.
WITHDRAWN published on 30.6.1981
Selected format:Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aid equipment not entirely worn on the listener.
WITHDRAWN published on 29.6.1984
Selected format:Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aid equipment not entirely worn on the listener.
WITHDRAWN published on 28.2.1991
Selected format:Hearing aids. Specification for magnetic field strength in audio-frequency induction loops for hearing aid purposes.
WITHDRAWN published on 31.12.1981
Selected format:Hearing aids. Methods for measurement of the performance characteristics of hearing aids under simulated in situ working conditions.
WITHDRAWN published on 28.2.1985
Selected format:Hearing aids. Methods for measurement of characteristics of hearing aids with bone vibrator output.
WITHDRAWN published on 28.11.1986
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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