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DE34

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ID = 28497
       
Country:
Great Britain (UK)
Brand: Radions Ltd., Radion Works; Bollington
Tube type:  Triode, vacuum   Universal 
Identical to DE34
First year 1926 Saga of the Vacuum Tube, Tyne Seite 393
First Source (s)
1925 : British Radio Valves - The Vintage Years: 1904-1925 p. 59 & 120

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.34 Ampere / Direct / Battery =
Information source British Radio Valves - The Classic Years: 1926-1946   p. 251 & 332; Supplement, p. 85

b4_base_pins~~313.png DE34: Fin Stewart
Fin Stewart


Just Qvigstad
de34_spec.png
DE34: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector

 

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