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1220/6

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ID = 3328
       
Country:
Germany
Brand: Osram GmbH KG; Berlin
Tube type:  Current Regulator, Urdox without FeH   Power-supply 
Identical to 1220/6 = U1220/6
Similar Tubes
Other base:
  U1220-6_E10

Base Europe side contact, small P5 (Au V, 5E)
Was used by Radio/TV-reception etc.
Filament If 0.2 Ampere / Specified current AC/DC ~ = (Series working)

1220_6.png
1220/6: 278GW
Egon Strampe

u12206_2.png 1220/6: Telefunken Röhrenhandbuch
Wolfgang Bauer


Just Qvigstad
Usage in Models 2= 1935

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

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