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Ultrasonics. Physiotherapy systems. Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz. Original standard BS EN IEC 63009-2019 in PDF full version. Additional info + preview on request

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Insulating liquids. Unused modified or blended esters for electrotechnical applications. Original standard BS EN IEC 63012-2019 in PDF full version. Additional info + preview on request

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Photovoltaic power systems. DC arc detection and interruption. Original standard BS EN IEC 63027-2023 in PDF full version. Additional info + preview on request

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Fibre optic interconnecting devices and passive components. Fibre optic tuneable bandpass filters. Generic specification. Original standard BS EN IEC 63032-2018 in PDF full version. Additional info + preview on request

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Multimedia systems and equipment for vehicles. Surround view system - General. Original standard BS EN IEC 63033-1-2022 in PDF full version. Additional info + preview on request

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Multimedia systems and equipment for vehicles. Surround view system - Recording methods of the surround view system. Original standard BS EN IEC 63033-2-2022 in PDF full version. Additional info + preview on request

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