ObsoleteGo to latest versionJJG 185-2017

JJG 185-1978Verification Regulation of Standard Hydrophone (Grade II) (English PDF)

二级标准水听器试行检定规程

JJG 185 | Evolution and historical versions

Std ID	Title	Status
JJG 185-2017	Standard Hydrophones in the Frequency Range 500 Hz to 1 MHz(Free-field Comparison Method)	Valid
JJG 185-1997	Verification Regulation of Measuring Hydrophone in the Frequency Range 500Hz to 1 MHz	Obsolete
JJG 185-1978	Verification Regulation of Standard Hydrophone (Grade II)	Obsolete

JJG 185-1978 is obsolete. It has been replaced by JJG 185-1997. This page sells the obsolete edition, for projects and contracts that still cite it.

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Level / Type

National · Mandatory

Scope

JJG 185-1978 is the English-translated version of 二级标准水听器试行检定规程.

JJG 185-1978 is the Chinese metrological standard "Verification Regulation of Standard Hydrophone (Grade II)". It is obsolete: it has been replaced by JJG 185-1997.

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Document preview — JJG 185-1978

Document data

1 Document data

Sector: Metrological Verification (metrological standard).

Status: obsolete, replaced by JJG 185-1997.

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

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