IEC 60318-4 : 1.0現行
ELECTROACOUSTICS - SIMULATORS OF HUMAN HEAD AND EAR - PART 4: OCCLUDED-EAR SIMULATOR FOR THE MEASUREMENT OF EARPHONES COUPLED TO THE EAR BY MEANS OF EAR INSERTS
出版：International Electrotechnical Committee
專家解讀視頻
Specifies an occluded-ear simulator intended for the measurement of insert earphones in the frequency range from 100 Hz to 10000 Hz.
I.S. EN 60318-4:2010 - Identical
DS EN 60318-4 : 2010 - Identical
NF EN 60318-4 : 2011 - Identical
BS EN 60318-4 : 2010 - Identical
DIN EN 60318-4 : 2010 - Identical
PN EN 60318-4 : 2011 - Identical
NEN EN IEC 60318-4 : 2010 - Identical
UNE EN 60318-4 : 2011 - Identical
CEI EN 60318-4 : 2011 - Identical
