11-14-2018, 05:36 PM
Nuvistor is a compact low-noise radio lamp with high vibration resistance, made in metal cylindrical cases. In the overwhelming majority this is the triode, but there were also tetrodes and even pentodes. I have several types of Soviet novistors 6С62Н, 6С52Н, and so on.
http://tec.org.ru/board/ehlekrovakuumnye...0-1-0-2492
http://tec.org.ru/board/ehlekrovakuumnye...0-1-0-2492