Radio-frequency connectors - Part 70: Sectional specification for series HD-BNC radio-frequency coaxial connectors - Characteristic Impedance 75 ohms (IEC 46F/631/CDV) (english version)
Edition 2023-01-01

Mechanical vibration and shock. Mechanical impedance of the human hand-arm system at the driving point
Edition 2013-01-31

Implementation Of The Electrical Test Method For The Measurement Of Real Thermal Resistance And Impedance Of Light-Emitting Diodes With Exposed Cooling Surface
Edition 2022-10

TP-108A Impedance, Reflection Coefficient, Return Loss, and VSWR Measured in the Time and Frequency Domain Test Procedure for Electrical Connectors, Cable Assemblies or Interconnection Systems
Edition 2019-08

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 4-4: Low voltage decoupling filter - Impedance filter
Edition 2004-01-30

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz Part 4-4: Low voltage decoupling filter - Impedance filter
Edition 2023-09-27

Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio. (ISO 10534-1:1996)
Edition 2002-07-29

BS EN 3475-805. Aerospace series. Cables, electrical, aircraft use. Test methods. Part 805. Characteristic impedance
Edition 2023-03-21

Metallic communication cable test methods - Part 4-3: Electro Magnetic Compatibility (EMC) - Surface transfer impedance - Triaxial method (IEC 46A/690/CDV)
Edition 2005-01-01

BS IEC 62783-1-2 Twinax cables for digital communications. Time-domain impedance test method for twinax cables for digital communications
Edition 2024-05-10