Unknown tube, no marking
Tube inconnu, aucun marquage
Unbekannte Röhre, keine Kennzeichnung
A part of the mesh inside the tube is impregnated with some low melting point metal. There is a small gap between the top electrode and the bottom internal electrode, which is partially surrounded by a glass cylinder.
Aucune information disponible. Toute aide est bienvenue !
No information available. Any help welcome!
Keine Information verfügbar. Jede Hilfe willkommen!
Hauteur • Height • Höhe : 116 mm • 4" 5/8
Diamètre • Diameter • Durchmesser : 25 mm • 1"
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