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UNE-EN 61169-71
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®
Edition
2023-05-10
UNE-EN 61557-3
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance (IEC 61557-3:2007).
Edition
2007-12-19
UNE-EN 61788-15
Superconductivity - Part 15: Electronic characteristic measurements - Intrinsic surface impedance of superconductor films at microwave frequencies (Endorsed by AENOR in March of 2012.)
Edition
2012-03-01
UNE-EN 62153-4-7
Metallic communication cable test methods - Part 4-7: Electromagnetic compatibility (EMC) - Test method for measuring of transfer impedance ZT and screening attenuation as or coupling attenuation ac of connectors and assemblies up to and above 3 GHz - Triaxial tube in tube method (Endorsed by AENOR in May of 2016.)
Edition
2016-05-01
UNE-EN 62153-4-7/AC
Metallic communication cable test methods - Part 4-7: Electromagnetic compatibility (EMC) - Test method for measuring of transfer impedance ZT and screening attenuation as or coupling attenuation ac of connectors and assemblies up to and above 3 GHz - Triaxial tube in tube method (Endorsed by AENOR in June of 2016.)
Edition
2016-06-01
UNE-EN 62153-4-7/A1
Metallic communication cable test methods. Part 4-7: Electromagnetic compatibility (EMC). Test method for measuring of transfer impedance ZT and screening attenuation aS or coupling attenuation aC of connectors and assemblies up to and above 3 GHz. Triaxial tube in tube method (Endorsed by Asociación Española de Normalización in August of 2018.)
Edition
2018-08-01
UNE-HD 351-3 S2
RIGID PRECISION COAXIAL LINES AND THEIR ASSOCIATED PRECISION CONNECTORS. PART 3:14 MM RIGID PRECISION COAXIAL LINE AND ASSOCIATED HERMAPHRODITIC PRECISION COAXIAL CONNECTOR. CHARACTERISTIC IMPEDANCES 50 OHMS AND 75 OHMS. (Endorsed by AENOR in May of 1995.)
Edition
1995-05-01
UNE-HD 351-4 S2
RIGID PRECISION COAXIAL LINES AND THEIR ASSOCIATED PRECISION CONNECTORS. PART 4:21 MM RIGID PRECISION COAXIAL LINE AND ASSOCIATED HERMAPHRODITIC PRECISION COAXIAL CONNECTOR. CHARACTERISTIC IMPEDANCE 50 OHMS (TYPE 9/21). CHARACTERISTIC IMPEDANCE 75 OHMS (TYPE 6/21). (Endorsed by AENOR in May of 1995.)
Edition
1995-05-01
JIS C 1102-6
Direct acting indicating analogue electrical measuring instruments and their accessories Part 6: Special requirements for ohmmeters (impedance meters) and conductance meters
Edition
1997-10-20
ASTM A 1038
Standard Test Method for Portable Hardness Testing by the Ultrasonic Contact Impedance Method
Edition
2019