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Dex530

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ID = 28508
       
Country:
Great Britain (UK)
Brand: Economic Electric; London
Developer: Economic Electric; London 
Tube type:  Triode, vacuum   Power/Output 
Identical to Dex530
First year 1925 British Radio Valves - The Vintage Years: 1904-1925 page 50
First Source (s)
1926 : Saga of the Vacuum Tube, Tyne page 388
1925 : History of the British Radio Valve to 1940 page 157

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.3 Ampere / Direct / Battery =
Description

General name "Dextraudion".

 
Text in other languages (may differ)

b4_base_pins~~206.png Dex530: Fin Stewart
Fin Stewart


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