Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

IEC 60244-3B:1972 ed1.0

Действует
Supplement B - Methods of measurement for radio transmitters - Part 3: Wanted and unwanted modulation - Unwanted modulation, including hum and noise modulation — 16 стр.
Defines general terms relating to unwanted modulation and terms relating to amplitude and frequency-modulated transmitters. Specifies general measurement conditions and methods of measurement for FM and AM noise and hum levels.
ICS
33.060.20 Receiving and transmitting equipment / Приемная и передающая аппаратура