Каталог стандартов

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

IEC 61672-2:2003 ed1.0

Заменен
Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests — 40 стр.
Provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 61672-1:2002 for conventional sound level meters, integrating-averaging sound level meters and integrating sound level meters. Pattern evaluation tests apply for each channel of a multi-channel sound level meter, as appropriate. Tests and test methods are applicable to class 1 and class 2 sound level meters. The aim is to ensure that all testing laboratories use consistent methods to perform pattern evaluation tests.
ICS
17.140.50 Electroacoustics. Including sound level meters / Электроакустика. Включая слуховые аппараты и шумомеры