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Tìm thấy 73948 kết quả.

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37821
37822
37823

BS 4847:1989*IEC 60386:1972

Method of measurement of speed fluctuations in sound recording and reproducing equipment

Method of measurement of speed fluctuations in sound recording and reproducing equipment

37824

BS 5689-1:1979*IEC 60394-1:1972

Varnished fabrics for electrical purposes. Definitions and general requirements

Varnished fabrics for electrical purposes. Definitions and general requirements

37825

BS 5689-2:1979*IEC 60394-2:1972

Varnished fabrics for electrical purposes. Methods of test

Varnished fabrics for electrical purposes. Methods of test

37826

IEC 60061-1D:1972

supplement 4 - Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 1: Lamp caps

37827

IEC 60061-1E:1972

Supplement 5 - Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 1: Lamp caps

37828

IEC 60061-2C:1972

third supplement - Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 2: Lampholders

37829

IEC 60061-3D:1972

Fourth supplement - Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 3: Gauges

37830

IEC 60061-3E:1972

Fifth supplement - Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 3: Gauges

37831

IEC 60153-7:1972

Hollow metallic waveguides - Part 7: Relevant specifications for square waveguides

37832

IEC 60231B:1972

Supplement B - General principles of nuclear reactor instrumentation - Principles of instrumentation of direct cycle boiling water power reactors

37833

IEC 60235-1:1972

Measurement of the electrical properties of microwave tubes. Part 1: Terminology

37834

IEC 60235-2:1972

Measurement of the electrical properties of microwave tubes - Part 2: General measurements

37835

IEC 60235-3:1972

Measurement of the electrical properties of microwave tubes. Part 3: Disk seal tubes

37836

IEC 60235-4:1972

Measurement of the electrical properties of microwave tubes. Part 4: Magnetrons

37837

IEC 60235-5:1972

Measurement of the electrical properties of microwave tubes. Part 5: Low-power oscillator klystrons

37838

IEC 60235-6:1972

Measurement of the electrical properties of microwave tubes. Part 6: High-power klystrons

37839

IEC 60235-7:1972

Measurement of the electrical properties of microwave tubes. Part 7: Gas-filled microwave switching devices

37840

IEC 60235-8:1972

Measurement of the electrical properties of microwave tubes. Part 8: Backward-wave oscillator tubes - '0' type

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