| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 9400-1988 |
Dimensions of director radiator loudspeaker |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 12060-1989 |
Sound system equipment explanation of general terms and calculation methods |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 14476-1993 |
RASTI method for the objective estimating of speech intelligibility in auditoria |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 12060.13-2011 |
Sound system equipment—Part 13:Listening tests on loudspeakers |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 6449-1986 |
Methods of measurement on time delay and frequency shift equipment |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 9401-1988 |
Methods of measurement for microphones |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 9396-1988 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 25102.12-2018 |
Electroacoustics—Hearing aids—Part 12:Dimensions of electrical connector systems |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 14474-1993 |
General specification for horn loudspeakers |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 14197-1993 |
Preferred matching values for the interconnection of sound system components |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 25102.2-2010 |
Electroacoustics—Hearing aids—Part 2:Hearing aids with automatic gain control circuits |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 17276-1998 |
General specification for wireless microphone systems |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 15640-1995 |
General specification for mixing consoles |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 14199-1993 |
General specification for pocket hearing aids |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 6657-1986 |
Measurement of electroacoustical characteristics of hearing aids |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 7263-1987 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 9397-2013 |
General specification for electrodynamic loudspeaker of direct radiator type |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 9396-1996 |
Methods of measurement for main characteristics of loudspeakers |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB 9399-1988 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 9003-1988 |
Methods of measurement for the fundamental characteristics of mixing console |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
