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GY/T 391-2023Technical specification for emergency broadcasting of medium wave AM (English PDF)

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Issued by

State Administration of Radio and Television

Level / Type

National · Recommended

Issue date

November 30, 2023

Implementation date

November 30, 2023

Scope

GY/T 391-2023 (Technical specification for emergency broadcasting of medium wave AM) is available as an English-translated PDF.

GY/T 391-2023 — This standard specifies the emergency broadcast message transmission mechanism of medium wave AM broadcast, emergency broadcast message encapsulation protocol, channel coding and modulation, medium wave transmitting station's processing requirements for emergency broadcast messages and medium wave emergency broadcast receiving terminal's processing of emergency broadcast messages. Demodulation reception and processing requirements.

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Document preview — GY/T 391-2023

National Standard of the People's Republic of China

Issued by: State Administration of Radio and Television

What this standard covers1
Document data2

What this standard covers

This standard specifies the emergency broadcast message transmission mechanism of medium wave AM broadcast, emergency broadcast message encapsulation protocol, channel coding and modulation, medium wave transmitting station's processing requirements for emergency broadcast messages and medium wave emergency broadcast receiving terminal's processing of emergency broadcast messages. Demodulation reception and processing requirements. This standard applies to the design, development, construction, acceptance, operation and maintenance of medium wave AM radio emergency broadcast systems.

Document data

Estimated length of the Chinese original: 69,642 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 46 pages — is available in the English PDF.

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