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GB/T 20441.4-2006Measurement microphones -- Part 4: Specifications for working standard microphones (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

Level / Type

National · Recommended

Issue date

August 23, 2006

Implementation date

February 1, 2007

Scope

GB/T 20441.4-2006 (Measurement microphones -- Part 4: Specifications for working standard microphones) is available as an English-translated PDF.

GB/T 20441.4-2006 — This standard applies to working standard microphones. This section specifies the measurement system for the determination of the working standard microphones sound pressure mechanical dimensions and acoustic properties, these microphones can be used as the acoustic measurement instrument calibration transfer standards.

This section provides a working standard microphones classification methods, depending on size and performance will be divided into several types of microphone, so that standardized measurement system, with acoustic calibrator to calibrate the measurement system and microphones, as well as measurement and calibration systems interchangeable microphone sex.

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Document preview — GB/T 20441.4-2006

National Standard of the People's Republic of China

ICS: 17.140.50
Classification: A 59

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard applies to working standard microphones. This section specifies the measurement system for the determination of the working standard microphones sound pressure mechanical dimensions and acoustic properties, these microphones can be used as the acoustic measurement instrument calibration transfer standards. This section provides a working standard microphones classification methods, depending on size and performance will be divided into several types of microphone, so that standardized measurement system, with acoustic calibrator to calibrate the measurement system and microphones, as well as measurement and calibration systems interchangeable microphone sex. This part of the work standard microphones Transducer principle not be described.

Document data

International classification (ICS): 17.140.50.

Chinese classification (CCS): A59.

Estimated length of the Chinese original: 12,150 words.

Adopted international standard: IEC 61094-4-1995, IDT.

Standards quoted by this document

GB/T 15173-1994; IEC 61094-1-1992; IEC 61094-2-1992; IEC 61094-3-1995; ISO 1993; ANSI B1.1-1982

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 8 pages — is available in the English PDF.

Referenced standards

Cited by

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