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Measurement of photosensitive devices - Part 1- Basic recommendations. Original standard IEC 60306-1-1969 in PDF full version. Additional info + preview on request

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Measurement of photosensitive devices. Part 2- Methods of measurement of phototubes. CEI/IEC 60306-2:1969. Original standard IEC 60306-2-1969 in PDF full version. Additional info + preview on request

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Measurement of photosensitive devices. Part 3- Methods of measurement of photoconductive cells for use in the visible spectrum. CEI/IEC 60306-3:1970. Original standard IEC 60306-3-1970 in PDF full version. Additional info + preview on request

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Measurement of photosensitive devices. Part 4- Methods of measurement for photo-multipliers. CEI/IEC 60306-4:1971. Original standard IEC 60306-4-1971 in PDF full version. Additional info + preview on request

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Hydraulic turbines - Testing of governing systems. IEC 60308:2024-09(en-fr). Original standard IEC 60308-2024 in PDF full version. Additional info + preview on request

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Plugs, fixed or portable socket-outlets and appliance inlets for industrial purposes - Part 1- General requirements. IEC 60309-1:2021-06(en-fr). Original standard IEC 60309-1-2021 in PDF full version. Additional info + preview on request

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