General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
2017-03
Latest
GB 3376-1982
Scope
This standard stipulates the scope of application of the in-band single-frequency pulse line signal mode of the automatic telephone switching network in my country, the transmission mode and related technical indicators. The in-band single-frequency pulse line signal mode is suitable for use on inter-office relay circuits with frequency division or time division multiplexing.
GB 3376-1982 history
1982GB 3376-1982 Inband pulsing single frequency line signaling system for telephone automatic switching network