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Ultrasonics - Continuous-wave Doppler systems - Test procedures. IEC 1206:1993. Original standard IEC TR 61206-1993 in PDF full version. Additional info + preview on request

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Ultrasonics - Fields - Guidance for the measurement and characterization of ultrasonic fields generated by medical ultrasonic equipment using hydrophones in the frequency range 0,5 to 15 MHz. IEC 1220:1993. Original standard IEC TR 61220-1993 in PDF full version. Additional info + preview on request

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Evaluation and routine testing in medical imaging departments - Part 1: General aspects. IEC 1223-1:1993. Original standard IEC TR 61223-1-1993 in PDF full version. Additional info + preview on request

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Evaluation and routing testing in medical imaging departments - Part 2-1: Constancy tests - Film processors. IEC 1223-2-1:1993. Original standard IEC TR 61223-2-1-1993 in PDF full version. Additional info + preview on request

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High-voltage alternating current circuit-breakers - Inductive load switching. Original standard IEC TR 61233-1994 in PDF full version. Additional info + preview on request

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Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 2: Method for determining the electrical resistivity of dust in layers. IEC 1241-2-2:1993. Original standard IEC TR 61241-2-2-1993 in PDF full version. Additional info + preview on request

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