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23/30458399 DC
BS EN 61280-4-2. Fibre-optic communication subsystem test procedures. Part 4-2. Installed cable plant. Single-mode attenuation and optical return loss measurement
Edition
2023-01-16
23/30471641 DC
BS EN 3475-806. Aerospace series. Cables, electrical, aircraft use. Test methods. Part 806. Attenuation
Edition
2023-03-21
23/30477631 DC
BS EN IEC 61300-3-14. Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Part 3-14. Examinations and measurements. Error and repeatability of the attenuation settings of a variable optical attenuator
Edition
2023-07-28
23/30480989 DC
BS IEC 61196-1-113. Coaxial communication cables. Part 1-113. Electrical test methods. Test for attenuation constant
Edition
2023-10-06
24/30485413 DC
BS EN IEC 61300-3-7/AMD1 Amendment 1 - Fibre optic interconnecting devices and passive components- Basic test and measurement procedures. Part 3-7: Examinations and measurements - Wavelength dependence of attenuation and return loss of single mode components
Edition
2023-12-22
24/30485460 DC
BS EN IEC 61300-3-14 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures. Part 3-14: Examinations and measurements - Error and repeatability of the attenuation settings of a variable optical attenuator
Edition
2024-01-05
24/30496152 DC
BS EN IEC 61280-4-2/AMD1 Amendment 1 - Fibre-optic communication subsystem test procedures. Part 4-2: Installed cabling plant. Single-mode attenuation and optical return loss measurements
Edition
2024-07-05
24/30497849 DC
BS EN IEC 62153-4-7/AMD1 Amendment 1 - Metallic cables and other passive components 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 - Triaxial tube in tube method
Edition
2024-07-26
BS ISO 4869-6
Acoustics. Hearing protectors. Determination of sound attenuation of active noise reduction earmuffs
Edition
2019-02-05
BS ISO 9613-2
Acoustics. Attenuation of sound during propagation outdoors. Engineering method for the prediction of sound pressure levels outdoors
Edition
2024-01-23