BS 3549-2:1981

Заменен

Methods of measuring and expressing the performance of television receivers, Electrical and acoustic measurements at audio-frequencies — 24 стр.

Описание Изменения Ссылки Версии

Ссылочные документы

BS EN 60107-2:1997

Действует

Methods of measurement on receivers for television broadcast transmission. Audio channels. General methods and methods for monophonic channels — 32 стр.