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PM3A

Information - Help 
ID = 14617
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Triode, vacuum   Audio Frequency 
Identical to PM3A = RE034
Similar Tubes
Normally replaceable-slightly different:
  4075RC ; B25_Radiofotos
First Source (s)
1927 : History of the British Radio Valve to 1940 p. 160

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.1 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
uk_mullard_pm3a.jpg
PM3A
Alan Scott Douglas † 16.11.15

 
1_196.png
PM3A: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 1= 1929

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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