| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 13129-1991 |
Specifications for interworking of chinese ideogram teletex on public telecommunication networks-Control procedures |
$2160.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-4-1 |
|
| GB/T 13130-1991 |
Specification for interworking of chinese ideogram te-letex on public telecommunication networks-Transportservice |
$390.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-4-1 |
|
| GB/T 13136-1991 |
Specifications for the local subscriber loop carrier equipment |
$210.00 |
via email in 1~3 business day |
abolished2005-10-14,,1992-4-1 |
|
| GB/T 13137-1991 |
Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5mm coaxial cable |
$180.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-4-1 |
|
| GB/T 13158-1991 |
Compatibility test procedures of clock and synchroni-zation equipment of digital switch introduced into di-gital network |
$120.00 |
via email in 1~3 business day |
valid,,1992-6-1 |
|
| GB/T 13159-1991 |
Networking specifications for digital radio-relay sy-stems |
$250.00 |
via email in 1~3 business day |
abolished2009-05-01,2009-5-1,1992-6-1 |
|
| GB/T 13168-1991 |
General specification for 8MHz (1800ch) carrier systems on standardized 2.6/9.5mm coaxial cable pairs |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-5-1 |
|
| GB/T 13169-1991 |
General specification for 4MHz (960ch) carrier systems on standardized 1.2/4.4mm coaxial cable pairs |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-5-1 |
|
| GB/T 13425-1992 |
Measurement for 24-channels submarine coaxial cable carrier telephone equipment |
$660.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-1-2 |
|
| GB/T 13427-1992 |
Performance requirement of the delta modulation equipment |
$420.00 |
via email in 1~3 business day |
valid,,1992-1-2 |
|
| GB/T 13428-1992 |
Methods of measurement for the delta modulation equipment |
$180.00 |
via email in 1~3 business day |
valid,,1992-1-2 |
|
| GB/T 13429-1992 |
Measurement methods for 120-channel submarine coaxial cable carrier telephone equipment |
$330.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-1-2 |
|
| GB/T 13430-1992 |
Performance requirements for 24-channel submarine coaxial cable carrier telephone equipment |
$330.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-1-2 |
|
| GB/T 13431-1992 |
Performance requirements for 120 - channel submarine coaxial cable carrier telephone equipment |
$150.00 |
via email in 1~3 business day |
abolished2017-12-15,,1992-1-2 |
|
| GB/T 13503-1992 |
Generic specification for digital microwave radio relay communication equipment |
$240.00 |
via email in 1~3 business day |
valid,,1993-5-1 |
|
| GB/T 13621-1999 |
series and radio-frequency channel arrangement and equipment main technical specifications for 100~1 000MHz radio relay communication systems |
$240.00 |
via email in 1~3 business day |
valid,,2000-6-1 |
|
| GB/T 13855-1992 |
Specification for path transmission automatic measuring equipment |
$220.00 |
via email in 1~3 business day |
abolished2005-10-14,,1993-5-1 |
|
| GB/T 13948-1992 |
Measuring methods for transmitters |
$904.00 |
via email in 1~5 business day |
abolished2005-10-14 ,,1993-8-1 |
|
| GB/T 13994-1992 |
requirements for a 60 - Channel PCM/ADPCM transcoder equipment |
$600.00 |
via email in 1~3 business day |
abolished2017-12-15,,1993-8-1 |
|
| GB/T 13995-1992 |
requirements for TDM/FDM 60 - Channel transmultiplexing equipment |
$370.00 |
via email in 1~3 business day |
abolished2017-12-15,,1993-8-1 |
|
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