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JJG 449-2014Verification Regulation of Octave-Band and Fractional-Octave-Band Filters (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine

Level / Type

National · Mandatory

Issue date

August 25, 2014

Implementation date

February 25, 2015

Scope

JJG 449-2014 (Verification Regulation of Octave-Band and Fractional-Octave-Band Filters) is available as an English-translated PDF.

JJG 449-2014 — This procedure is applied within the audible frequency range of the Level 1 and Level 2 octave filters and fractional octave filters first seizure Set, and use the subsequent verification check.

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Document preview — JJG 449-2014

National Standard of the People's Republic of China

Classification: A 56
Replacing: JJG 449-2001

Issued by: General Administration of Quality Supervision, Inspection and Quarantine

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This Standard applies within the audible frequency range of 1 and 2 octave filters and fractional octave filters initial verification, use and subsequent verification check.

Document data

Chinese classification (CCS): A56.

Estimated length of the Chinese original: 29,296 words.

Adopted international standard: IEC 61260-1, NEQ; IEC 61260-3, NEQ; OIML R130-2001(E), NEQ.

Supersedes the earlier edition JJG 449-2001.

Standards quoted by this document

JJF 1001-2011; JJF 1034-2005; GB 3102.5; GB 3102.7; GB/T 3241-2010

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.

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