JJF 1271-1990
Technical specification for operation of electroacoustic free-field sound pressure reference (English Version)
- Standard No.
- JJF 1271-1990
- Language
- Chinese, Available in English version
- Published By
- National Metrological Technical Specifications of the People's Republic of China
- Status
- 2011-04
- Replace By
- JJF 1271-2010
- Latest
- JJF 1271-2010
JJF 1271-1990 history
- 2010 JJF 1271-2010 Calibration Specification for Simulation Test-bed for Road Transportation
- 1970 JJF 1271-1990 Technical specification for operation of electroacoustic free-field sound pressure reference
