Impedance and AC Impedance
Impedance and AC Impedance, Total:32 items.
The international standard classification for "Impedance and AC Impedance" includes: Radiographic equipment , Acoustics measurements and noise abatement in general , Rectifiers. Convertors. Stabilized power supply .
The Chinese standard classification for "Impedance and AC Impedance" includes: Medical electronic equipment , Acoustic Measurement , Power semiconductor device and parts .
Professional Standard - Medicine
- YY/T 1078-2008 Direct impedance blood flow recorder
- YY 91078-1999 Direct impedance blood flow recorder
- YY 91143-1999 Bridge type impedance blood flow recorder
- YY/T 1143-2008 Bridge type impedance blood flow recorder
National Metrological Verification Regulations of the People's Republic of China
- JJG 991-2004 Verification Regulation of Aural Impedance Audiometers
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 43534-2023 Design and testing methods for AC side impedance of voltage source converter based high voltage direct current（VSC-HVDC） transmission
National Metrological Technical Specifications of the People's Republic of China
- JJF 1771-2019 Program of Pattern Evaluation for Measuring Instruments of Aural Acoustic Impedance/Admittance
未注明发布机构
- ASTM RR-E33-1006 1991 C0384-Standard Test Method for Impedance and Absorption of Acoustical Materials by Impedance Tube Method
Society of Automotive Engineers (SAE)
- SAE AIR1404-2020 DC Resistivity vs RF Impedance of EMI Gaskets
SAE - SAE International
- SAE AIR1404-1976 DC Resistivity VS RF Impedance of EMI Gaskets
Korean Agency for Technology and Standards (KATS)
- KS F 2814-1-2001 Determination of sound absorption coefficient and impedance in impedance tubes Part 1:Method using standing wave ratio
- KS F 2814-2-2002 Acoustics-determination of sound absorption coefficient and impedance in impedance tubes－Part 2：Transfer-function method
- KS F 2814-1-2016(2021) Determination of sound absorption coefficient and impedance in impedance tubes Part 1：Method using standing wave ratio
- KS F 2814-1-2016 Determination of sound absorption coefficient and impedance in impedance tubes Part 1：Method using standing wave ratio
- KS F 2814-1-2021 Determination of sound absorption coefficient and impedance in impedance tubes Part 1：Method using standing wave ratio
GM North America
- GM GMN8170-2002 Resistance To Blocking
American Society for Testing and Materials (ASTM)
- ASTM C384-04(2011) Standard Test Method for Impedance and Absorption of Acoustical Materials by Impedance Tube Method
- ASTM C384-04 Standard Test Method for Impedance and Absorption of Acoustical Materials by Impedance Tube Method
- ASTM C384-03 Standard Test Method for Impedance and Absorption of Acoustical Materials by the Impedance Tube Method
ZA-SANS
- SANS 6226:1994 Footwear - Compression resistance
Japanese Industrial Standards Committee (JISC)
- JIS E 3603:1980 Impedance bonds
- JIS A 1405:1998 Acoustics -- Determination of sound absorption coefficient and impedance in impedance tubes -- Method using standing wave ratio
SCC
- ANSI/ASTM C384-1977 Impedance and Absorption of Acoustical Materials by the Impedance Tube Method
- ANSI/ASTM C384-1985 Impedance and Absorption of Acoustical Materials by the Impedance Tube Method
CZ-CSN
- CSN 34 5615 Z3-1997 Electrical resistance to heat and flame resistance test
- CSN 62 1459-1958 Electrical impedance shock test
British Standards Institution (BSI)
- BS EN ISO 10534-2:2001 Acoustics. Determination of sound absorption coefficient and impedance in impedance tubes - Transfer-function method
- BS EN ISO 10534-1:2001 Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Method using standing wave ratio
- BS EN ISO 10534-2:1999 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Transfer-function method
Underwriters Laboratories (UL)
- UL 519-1994 Impedance-protected motors
IPC - Association Connecting Electronics Industries
- IPC 2141-1996 Controlled Impedance Circuit Boards and High Speed Logic Design
American National Standards Institute （ANSI)
- ANSI S1.18-1999 Template Method for Ground Impedance
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