DZ/T 0101.12-1994
Active
JJG 1175-2021
Active
National Metrology and Inspection Regulations JJG
JJG 1175-2021 Standard Hydrophones in 200 Hz to 5 kHz(Complex Moving Weighted Averaging Method)
JJG 1175-2021 Standard Hydrophones in 200 Hz to 5 kHz(Complex Moving Weighted Averaging Method)
Basic Information
Standard Code:
JJG 1175-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2021-07-28
Implement Date:
2022-01-28
Pages:
24 pages
Scope
This procedure is applicable to the initial verification, subsequent verification, and in-use inspection of standard hydrophones used within the frequency range of 200 Hz to 5 kHz (employing the complex moving weighted average method).
Development Information
Referenced Standards
JJG 449-2014 Octave-Band and Fractional-Octave-Band Filters
JJG 1017-2007 Standard Hydrophones in the Frequency Range 1 kHz to 1 MHz
GB/T 3223-1994 Acoustics—Free-field calibration method of underwater sound transducers
JJF 1001-1998 General Terms in Metrology and Their Definitions
JJF 1001-2011 General Terms in Metrology and Their Definitions
JJF 1034-2020 Terms and Definitions for Acoustical Metrology
GB/T 3102.7-1993 Quantities and units—Acoustics
GB/T 3947-1996 Acoustical terminology
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