Aerospace series - Elements of electrical and optical connection - Test methods - Part 708: Electrical elements - Measurement of surface transfer impedance of couplers
Edition 2002-12-01

Radio-frequency connectors. Part 36: sectional specification for microminiature R.F. coaxial connectors with snap-on coupling. Characteristic impedance 50 ohms (type MCX)
Edition 1997-10-01

Radio-frequency connectors - Part 36: Sectional specification for microminiature r.f. coaxial connectors with snap-on coupling - Characteristic impedance 50 ohm (type MCX)
Edition 1998-01-14

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

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 7: Equipment impedance
Edition 2002-07-01

Specification for WB series glass beads with 50 O impedance for RF connectors ((IEC 63295:2022) EN IEC 63295:2022) (german version)
Edition 2024-05-01

Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 2: Transfer-function method (ISO 10534-2:1998)
Edition 2024-06

Connectors for electronic equipment - Tests and measurements - Part 23-7: Screening and filtering tests - Test 23g: Effective transfer impedance of connectors (IEC 60512-23-7:2005)
Edition 2005-11-01

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance (german version)
Edition 2023-01-01

Radio-frequency connectors - Part 71: Sectional specification for RF coaxial connectors with inner diameter of outer conductor 5 mm - Characteristic impedance 50 Ohms - type NEX10® (german version)
Edition 2023-07-01