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MR304

Information - Help 
ID = 57480
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to MR304

Base Edison giant, E40 = 40 mm-Goliat Top contact screw type.
Was used by Transmittertube (Radio)
Filament Vf 4 Volts / If 12.5 Ampere / Direct
Description

Grid controlled.

 
Dimensions (WHD)
incl. pins / tip
x 285 x 64 mm / x 11.22 x 2.52 inch
Information source - - Manufacturers Literature   October 1948

baretter_e40~~1.png MR304: Fin Stewart
Fin Stewart


Just Qvigstad
mr304data.png
MR304: own collection
Peter den Boer

 

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