DZ/T 0101.12-1994
Active
JJG 992-2004
Active
National Metrology and Inspection Regulations JJG
JJG 992-2004 The Measurement Instruments of Sound Intensity
JJG 992-2004 The Measurement Instruments of Sound Intensity
Basic Information
Standard Code:
JJG 992-2004
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2004-09-21
Implement Date:
2004-12-21
Pages:
24 pages
Scope
This procedure is applicable to the initial verification, subsequent verification, and in-use inspection of Level 1, Level 2, and Level 2X sound intensity meters using acoustic pressure microphones.
Development Information
Referenced Standards
GB/T 3102.7-1993 Quantities and units—Acoustics
GB/T 3241-1998 Octave-band and fractional-octave-band filters
GB/T 16404-1996 Acoustics—Determination of sound power levels of noise sources using sound intensity—Part 1:Measurement at discrete points
GB/T 16404.2-1999 Acoustics—Determination of sound power levels of noise sources using sound intensity—Part 2:Measurement by scanning
GB/T 17561-1998 Instruments for the measurement of sound intensity—Measurement with pairs of pressure sensing microphones
GB/T 6882-1986 Acoustics—Determination of sound power levels of noise sources—Precision methods for anechoic and semi-anechoic rooms
JJG 176-1995
JJG 188-2002 Sound Level Meters
JJG 449-2001 Octave-Band and One-Third-Octave Band Filters
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