GB/T 5443-1985

Active

The test methods for the technical specifications of ringing and tone for automatic telephone switchingnetwork

电话自动交换网铃流和信号音技术指标测试方法

Standard Type

GBT

ICS

33.040.30

CCS

M15

Status

现行

Issue Date

1985-10-30

Implementation

1986-06-01

Responsible Dept

工业和信息化部（通信）

Drafting Unit

工业和信息化部（通信）

🔗 Related Standards / 同类标准

GB/Z 41298-2022 Internet of thing (IoT) application protocol—Test methods of the constrained application protocol (CoAP) GB/Z 41294-2022 Internet of thing (IoT) application protocol—Technical requirements of the constrained application protocol (CoAP) GB/Z 41293-2022 Technology requirements on WAN based fast and self-deployment of sensor and actuator type of devices GB/Z 41292-2022 General technology requirements on WAN based remote measurement and control applications for intelligent agriculture GB/T 2683-1981 Test chart for facsimile transmission GB/T 2789-1981 Technical requirements for network interface for the analogue microwave relay communication systems GB/T 3380-1982 Ringing and tone for telephone automatic switching network GB/T 3378-1982 Subscriber line signalling system for telephone automatic switching network