Unbekannte Röhre unknown tube /valve
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Tube Collection Udo
Radtke,
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Röhre / Tube / Valve / No.
16917
On the tube is written by hand BO16. With the tube is a paper tag from 1933-7-15 saying: Uf=8V, If=3,3A, Ue=8,6V, Ie=1A. |