-
GB/T 12060.7-2013 in English
Sound System Equipment - Part 7: Methods of Measurement on Headphones and Earphones
valid
Issued on:2013-12-31
$1,160.00 -
-
GB/T 9397-2013 in English
General Specification for Electrodynamic Loudspeaker of Direct Radiator Type
valid
Issued on:2013-11-12
$432.00 -
GB/T 12060.3-2011 in English
Sound system equipment - Part 3: Methods of measurement on audio amplifiers
valid
Issued on:2011-10-31
$1,200.00 -
GB/T 25102.13-2010 in English
Electroacoustics - Hearing aids - Part13: Electromagnetic compatibility (EMC)
valid
Issued on:2010-09-02
$512.00 -
GB/T 17276-1998 in English
General specification for wireless microphone systems
valid
Issued on:1998-03-20
$496.00 -
GB/T 3436-1996 in English
Semiconductor integrated circuits Series and products of operational amplifier
valid
Issued on:1996-07-09
$5,824.00 -
-
GB/T 14200-1993 in English
performance requirements for high fidelity audio amplifiers
abolished
Issued on:1993-02-20
$360.00 -
GB/T 13975-1992 in English
current amplifiers - Characteristics and test methods
valid
Issued on:1992-12-19
$372.00