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Ethotron

Information - Help 
ID = 80799
       
Country:
Great Britain (UK)
Brand: Burndept Ltd. London
Tube type:  Half-Wave Cold-cathode-rectifier   Power-supply 
Identical to Ethotron

Was used by Radio/TV-reception etc.
Filament No heater
Description

HT Rectifier 60-80mA

 
Information source Wireless World (The), London (WW, 79)   13 April 1927
 

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