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A30B

Information - Help 
ID = 13674
       
Country:
Great Britain (UK)
Brand: Ever Ready Co. (GB) Ltd.; London
Tube type:  TRIODE (Detail uncertain) 
Identical to A30B
Similar Tubes
Normally replaceable-slightly different:
  41MH ; 904V ; AC2HL ; MH41

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 1 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
a30b_so.png
A30B: rtt
Anonymous 10 Collector

 

from Just Qvigstad

Usage in Models 1= 1935 ; 1= 1936

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

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