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Radiation protection instrumentation - Measurement of discrete radionuclides in the environment - In situ photon spectrometry system using a germanium detector. IEC 61275:2013. Original standard IEC 61275-2013 in PDF full version. Additional info + preview on request

Document status: Active

Terrestrial photovoltaic (PV) power generating systems - General and guide. IEC 1277:1995. Original standard IEC 61277-1995 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Fibre optic communication subsystem basic test procedures - Part 1-1- Test procedures for general communication subsystems - Transmitter output optical power measurement for single-mode optical fibre cable. IEC 61280-1-1:2013-05(en-fr). Original standard IEC 61280-1-1-2013 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic communication subsystem test procedures - Part 1-3- General communication subsystems - Measurement of central wavelength, spectral width and additional spectral characteristics. IEC 61280-1-3:2021-07(en). Original standard IEC 61280-1-3-2021 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic communication subsystem test procedures - Part 1-4- General communication subsystems - Light source encircled flux measurement method. IEC 61280-1-4:2023-01(en-fr). Original standard IEC 61280-1-4-2023 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic communication subsystem test procedures - Part 2-1- Digital systems - Receiver sensitivity and overload measurement. IEC 61280-2-1:2010-03(en-fr). Original standard IEC 61280-2-1-2010 in PDF full version. Additional info + preview on request

Document status: Active