Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1: Method using standing wave ratio
Edition 1996-12

Hydraulic fluid power - Determination of the fluid-borne noise characteristics of components and systems - Part 3: Measurement of hydraulic impedance
Edition 2022-07

Glass in building - Glazing and airborne sound insulation - Measurement of the mechanical impedance of laminated glass
Edition 2008-12

Fundamentals for detection and determination of microorganisms in foodstuffs with impedance-method
Edition 2000-07-01

Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)
Edition 2002-01-01

Aerospace series - Elements of electrical and optical connection - Test methods - Part 223: Measurement of characteristic impedance of a coaxial connector or contact
Edition 2008-04-01

Aerospace series - Elements of electrical and optical connection - Test methods - Part 701: Electrical elements - Measurement of open circuit impedance of couplers
Edition 2002-12-01

Connectors for electronic equipment - Tests and measurements - Part 25-7: Test 25g - Impedance, reflection coefficient and standing voltage wave ratio (VSWR) (IEC 60512-25-7:2004)
Edition 2006-01-01

Printed boards and printed board assemblies - Design and use - Part 1-2: Generic requirements - Controlled impedance
Edition 1998-10-02