
OCTAVE, HALF-OCTAVE AND THIRD-OCTAVE BAND FILTERS INTENDED FOR THE ANALYSIS OF SOUNDS AND VIBRATIONS
出版:International Electrotechnical Committee

专家解读视频
Applies to band filters commonly known as octave, half-octave and third-octave band filters of the passive or active type, the latter including amplifier elements.
NBN C 97 111 : 1973 - Identical
UNE 21328-4 : 1975 - Identical
NFC 97 010 : 1974 - Identical
NBN EN 28662-1 : 1993 - Identical
NEN 10225 : 1980 - Identical
CEI 29-4 : 1ED 1968 - Identical
NEN 10225 : 1980 - Identical
UNE 21328-4 : 1975 - Identical
NFC 97 010 : 1974 - Identical
CEI 29-4 : 1ED 1968 - Identical
NBN C 97 111 : 1973 - Identical