DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN 44402-14
Measurements of electrical properties of electronic tubes; methods of measurement of emission current from hot cathodes for high-vacuum electronic tubes and valves
Messung elektrischer Eigenschaften von Elektronenröhren; Messung des Emissionsstroms von heißen Kathoden für Hochvakuumröhren
Responsible national committee
DKE/K 742 - Audio-, Video- und Multimediasysteme, -geräte und -komponenten