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12UG5G

Information - Help 
ID = 3220
       
Country:
Sweden
Brand: SER, AB Svenska Elektronrör (before Svenska Radio AB); Stockholm
Tube type:  Mag. Ring tuning indicator   Indication 
Identical to 12UG5G
Similar Tubes
Heater different:
  6UG5G

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Description

The annular display of this tube is unique as it closes from the outer edge and center towards the middle.

 
Dimensions (WHD)
incl. pins / tip
x 108 x 42 mm / x 4.25 x 1.65 inch
Information source -- Collector info (Sammler)   
- - Manufacturers Literature   
 
12ug5g.jpg
12UG5G: Own Collection
Tor Steinnes

 
6ug5g_12ug5g.png
12UG5G: Fin Stewart
Fin Stewart

 

from Just Qvigstad

Usage in Models 1= 1941? ; 1= 1943 ; 5= 1945?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7


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