GA/T 1758-2020General technical requirements for audio surveillance microphones in security systems (English PDF)
安防拾音器通用技术要求
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Issued by
Ministry of Public Security
Level / Type
National · Recommended
Issue date
November 27, 2020
Implementation date
May 1, 2021
Scope
GA/T 1758-2020 is the English-translated version of 安防拾音器通用技术要求.
GA/T 1758-2020 — This standard specifies the classification, technical requirements, test methods, inspection rules, technical documents, etc. of security pickups.
This standard is applicable to the design, manufacture and inspection of pickups for safety protection systems. This standard does not apply to wireless pickups and digital audio output pickups.
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Document preview — GA/T 1758-2020
National Standard of the People's Republic of China
- ICS
- 13.310
- Classification
- A 91
Issued by: Ministry of Public Security
Contents
- Document data1
Document data
International classification (ICS): 13.310.
Chinese classification (CCS): A91.
Estimated length of the Chinese original: 14,161 words.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 2828.1Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
- GB/T 2829Sampling procedures and tables for periodic inspection by attributes
- GB/T 4208-2017Degrees of protection provided by enclosures (IP code)
- GB/T 12060.2-2011Sound system equipment -- Part 2: Explanation of general terms and calculation methods
- GB/T 12060.4-2012Sound system equipment -- Part 4: Methods of measurement for microphones
- GB/T 15211-2013Security alarm equipment -- Environmental adaptability requirements and test methods
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Related Standards
GB/T 12060.2-2011 — Sound system equipment -- Part 2: Explanation of general terms and calculation methods
GB/T 12060.4-2012 — Sound system equipment -- Part 4: Methods of measurement for microphones
GB/T 15211-2013 — Security alarm equipment -- Environmental adaptability requirements and test methods
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GA/T 1758-2020
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