• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Publications of DKE/K 742

DIN 41543 1974-02 Standards Side contacts for picture tubes and cathode ray tubes More  Order from DIN Media
DIN 41609 1977-09 Standards Electronic tubes; electrode terminals, numbering, identification More  Order from DIN Media
DIN 44401 1971-05 Standards Letter symbols in data sheets for electronic tubes More  Order from DIN Media
DIN 44402-1 1974-02 Standards Measurements of the electrical properties of electronic tubes and valves; precautions relating to methods of measurement More  Order from DIN Media
DIN 44402-6 1972-03 Standards Measurement of the electrical properties of electronic tubes and valves; methods of measuring noise factor More  Order from DIN Media
DIN 44402-14 1971-10 Standards Measurements of electrical properties of electronic tubes; methods of measurement of emission current from hot cathodes for high-vacuum electronic tubes and valves More  Order from DIN Media
DIN 44402-16 1972-03 Standards Measurements of the electrical properties of electronic tubes and valves; methods of measurement of spurious and unwanted electrode currents More  Order from DIN Media
DIN 44402-21 1976-09 Standards Measurement of the electrical properties of electronic tubes; method of measurement for cold cathode counting and indicator tubes More  Order from DIN Media
DIN 44402 Beiblatt 1 1986-12 Technical rule Measurement of the electrical properties of electronic tubes; IEC-standards, DIN-standards (including microwave tubes and photosensitive devices; pin-base, concepts, CECC-system) More  Order from DIN Media
DIN 44405 1971-04 Standards Internal graticule for oscilloscopes More  Order from DIN Media

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