| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB 7313-1987 |
Minimum performance requirements and methods of measurement for high fidelity loudspeaker systems |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 12060.11-2012 |
Sound system equipment—Part 11:Application of connectors for the interconnection of sound system equipment |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 12060.3-2011 |
Sound system equipment—Part 3:Methods of measurement on audio amplifiers |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 25102.8-2017 |
Electroacoustics—Hearing aids—Part 8:Methods of measurement of performance characteristicsof hearing aids under simulated in situ working conditions |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GY/T 87-1993 |
Phonograph needles |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| GB/T 25102.13-2010 |
Electroacoustics—Hearing aids—Part 13:Electromagnetic compatibility(EMC) |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 13581-1992 |
Minimm performance requirements on high fidelity head-phones |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 13948-1992 |
Measuring methods for transmitters |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 17561-1998 |
Instruments for the measurement of sound intensity--Measurement with pairs of pressure sensing microphones |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 12060.9-2011 |
Sound system equipment—Part 9:Methods of measurement for artificial reverberation,time delay and frequency shift equipment |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 28049-2011 |
Code for sound reinforcement system design of auditorium,gymnasiums and stadium |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 28047-2011 |
Method of listening evaluation of sound reinforcement of auditorium gymnasium and stadium |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14947-1994 |
Application of connectors for the interconnection of sound system equipment |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| WH/T 39-2009 |
Practice specification of loudspeaker components used in professional audio and sound reinforcement |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 4959-1995 |
Methods of measurement for the characteristics of sound reinforcement in auditoria |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| SN/T 0259-1993 |
Rules for the inspection of electrodynamic cone loudspeaker of direct radiate type for export |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 9001-1988 |
Method of measurement on audio amplifier |
 (USD) |
via email in
1-8 business day
|
ABOLISHED
|
|
| GB/T 25102.4-2010 |
Electroacoustics—Hearing aids—Part 4:Induction loop systems for hearing aid purposes—Magnetic field strength |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| WH/T 82-2019 |
The method of the subjective assessment of sound quality for the professional sound equipment used for performing arts |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 6661-1986 |
Nipples for insert earphones |
 (USD) |
via email in
1 business day
|
VALID
|
|
|
|
