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ID = 59860
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Transmitting Tetrode, air cooled   Power/Output 
Identical to ESG75

Base Top contact with a cap
Was used by Transmittertube (Radio)
Filament Vf 6 Volts / If 3 Ampere / Direct

Pa <75W, Va <2000,

Dimensions (WHD)
incl. pins / tip
110 x 360 x mm / 4.33 x 14.17 x inch
Weight 907 g / 31.99 oz
Information source - - Manufacturers Literature   data sheet undated 1930s
ESG75: own collection
Peter den Boer

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