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VT13B

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ID = 30725
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Triode, vacuum 
  <1925 very rare. ***
Identical to VT13B
Similar Tubes
Normally replaceable-slightly different:
  VT13A ; VT13C

Base L4 British large 4 pin (1922, LG4)
Was used by Military and/or Government
Filament Direct
Dimensions (WHD)
incl. pins / tip
56 x 110 x mm / 2.20 x 4.33 x inch
Weight 90 g / 3.17 oz
Information source -- Original-techn. papers.   

l4_based_triode~~8.png VT13B: Fin Stewart
Fin Stewart


Just Qvigstad

Collection of

Collection of a member from D
 
vt13b001.jpg

VT13B
 

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