GB/T 3451-1982
Active
GY/T 390-2023
Active
Industry standards-China Media Group
GY/T 390-2023 Simulation of FM broadcast emergency broadcast technical specifications
GY/T 390-2023 Simulation of FM broadcast emergency broadcast technical specifications
Basic Information
Standard Code:
GY/T 390-2023
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Broadcasting and television networks
ICS Name:
Audio, video, and audiovisual engineering
Publish Date:
2023-11-30
Implement Date:
2023-11-30
Pages:
27 pages
Scope
This document specifies the encapsulation protocol, baseband encoding, and modulation and demodulation mechanisms for emergency broadcast messages in analog FM broadcasting systems. This document is applicable to the design, construction, operation, and maintenance of emergency broadcast systems based on analog FM broadcasting, as well as the development and manufacturing of related equipment.
Development Information
Related Standards
GB/T 3659-1983
Active
GB/T 3659-1983 Methods of measurement of television video channel
GB/T 3660-1983
Abolished
GB/T 3660-1983 Unified weighting network for measuring video continuous random noise
GB/T 3948-1983
Abolished
GB/T 3948-1983 Test method of three primary colors chromaticity coordinates for TV
GB/T 6278-1986
Replaced
GB/T 6278-1986 Simulated programme signal
GB/T 7394-1987
Abolished