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IEC – The company IEC is world-leading organization, which creates and issues International standards for all electrical, electronic and other related technologies known generally as electro-technologies. Wherever, there is electricity and electronics you can find the company IEC, which promotes the safety and performance, the environment, electrical energy efficiency and renewable energy. The company IEC also administers conformity assessment systems, which certify that the equipment, systems or components comply with International Standards of this company.
Measurements of the electrical properties of electronic tubes and valves. Part 7: Measurement of equivalent noise resistance
(Mesures des caracteristiques electriques des tubes electroniques. Septieme partie: Mesure de la resistance equivalente de bruit)
Standard published on 1.1.1964
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Measurements of the electrical properties of electronic tubes and valves - Part 8: Measurement of cathode heating time and heater warm-up time
(Mesures des caracteristiques electriques des tubes electroniques - Partie 8: Mesure des temps de chauffage de la cathode et du filament)
Standard published on 1.1.1966
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Corrigendum 1 - Measurements of the electrical properties of electronic tubes and valves. Part 8: Measurement of cathode heating time and heater warm-up time
(Corrigendum 1 - Mesures des caracteristiques electriques des tubes electroniques. Huitieme partie: Mesure des temps de chauffage de la cathode et du filament)
Correction published on 1.7.1967
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Measurements of the electrical properties of electronic tubes and valves. Part 9: Methods of measuring the cathode-interface impedance
(Mesures des caracteristiques electriques des tubes electroniques. Neuvieme partie: Methodes de mesure de l´impedance d´interface de cathode)
Standard published on 1.1.1966
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Designation of phase differences by hour numbers in three-phase AC systems
(Designation des dephasages par indices horaires des reseaux en courant alternatif triphases)
Standard published on 9.7.2021
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Hollow metallic waveguides - Part 1: General requirements and measuring methods
(Guides d´ondes metalliques creux - Partie 1: Exigences generales et methodes de mesure)
Standard published on 18.5.2016
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Hollow metallic waveguides - Part 2: Relevant specifications for ordinary rectangular waveguides
(Guides d´ondes metalliques creux - Partie 2: Specifications applicables relatives aux guides d´ondes rectangulaires normaux)
Standard published on 18.5.2016
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Hollow metallic waveguides. Part 3: Relevant specifications for flat rectangular waveguides
(Guides d´ondes metalliques creux. Partie 3: Specifications particulieres pour les guides d´ondes rectangulaires plats)
Standard published on 1.1.1964
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Hollow metallic waveguides - Part 4: Relevant specifications for circular waveguides
(Guides d´ondes metalliques creux - Partie 4: Specifications applicables aux guides d’ondes circulaires)
Standard published on 9.6.2022
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Hollow metallic waveguides - Part 6: Relevant specifications for medium flat rectangular waveguides
(Guides d´ondes metalliques creux - Partie 6: Specifications particulieres pour les guides d´ondes rectangulaires plats moyens)
Standard published on 1.1.1967
Selected format:Latest update: 2025-07-25 (Number of items: 2 209 786)
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