GB 3376-1982
Abolished
GB/T 15838-2008
Active
National standards
GB/T 15838-2008 Test methods for the performances of switching equipment clocks in digital network
GB/T 15838-2008 Test methods for the performances of switching equipment clocks in digital network
Basic Information
Standard Code:
GB/T 15838-2008
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Communication network performance indicators and testing
ICS Name:
Exchange and signaling systems
Publish Date:
2008-10-07
Implement Date:
2009-04-01
Pages:
23 pages
Scope
This standard specifies the test methods for the frequency accuracy, pull-in range, jitter/drift generation, jitter/drift input tolerance, jitter/drift transfer characteristics, hold characteristics, phase transients/phase discontinuities, and other performance of clocks in digital program-controlled switching equipment, as well as the detection methods for monitoring, alarming, and control functions. This standard applies to clocks in digital program-controlled switching equipment.
Development Information
Replace the following standards
Referenced Standards
Related Standards
GB/T 3377-1982
Active
GB/T 3377-1982 Multifrequency register signalling system for telephone automatic switching network
GB/T 3378-1982
Active
GB/T 3378-1982 Subscriber line signalling system for telephone automatic switching network
GB/T 3380-1982
Active
GB/T 3380-1982 Ringing and tone for telephone automatic switching network
GB 3971.2-1983
Abolished
GB 3971.2-1983 Interoffice junction digital line signalling system for telephone automatic switching network
GB/T 5442-1985
Abolished