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U1230/4

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ID = 1394
       
Country:
Germany
Brand: Osram GmbH KG; Berlin
Tube type:  Current Regulator, Urdox without FeH 
Identical to U1230/4 = U1230-4

Base Swan-Bajonett B22=22 mm
Filament
Description Stromregler. 
 
u1230_4.jpg
U1230/4: Röhrensammlung
Wolfgang Bauer

 

Usage in Models 1= 1942 ; 1= 1948

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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