STB PDF

Audio, video, and related equipment. Methods of measurement for power consumption - Computer monitors. Original standard UNE-EN IEC 62087-7-2019 in PDF full version. Additional info + preview on request

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Hydraulic machines, radial and axial. Methodology for performance transposition from model to prototype. Original standard UNE-EN IEC 62097-2019 in PDF full version. Additional info + preview on request

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Calibration of wavelength/optical frequency measurement instruments - Optical frequency meters internally referenced to a frequency comb. Original standard UNE-EN IEC 62129-3-2019 in PDF full version. Additional info + preview on request

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Nuclear power plants. Instrumentation and control systems important to safety. Software aspects for computer-based systems performing category B or C functions. Original standard UNE-EN IEC 62138-2019 in PDF full version. Additional info + preview on request

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Fibre optic active components and devices. Package and interface standards - General and guidance. Original standard UNE-EN IEC 62148-1-2018 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic active components and devices. Package and interface standards - Photonic chip scale package. Original standard UNE-EN IEC 62148-19-2019 in PDF full version. Additional info + preview on request

Document status: Active