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VT35_GPO

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ID = 31007
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Developer: Ediswan, Siemens Edison Swan Electric Co.; London 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to VT35_GPO = ESU1500 = CV1615
Similar Tubes
Other characteristic (electr. data):
  CV2944 ; ESU1500A

Base Edison giant, E40 = 40 mm-Goliat Top contact screw type.
Was used by Telephony
Filament Vf 16 Volts / If 28 Ampere / Direct
Description

Va <25000 piv; <0.5A mean

As in many other power tubes with tungsten cathode, the filament voltage may vary between 16 and 17 volts, the exact value, corresponding to 28 A current, being etched on the glass bulb. See the spec sheet for CV1615.

 
Dimensions (WHD)
incl. pins / tip
x 645 x 185 mm / x 25.39 x 7.28 inch
Information source Babani, International Radio Tube Encyclopaedia   
- - Manufacturers Literature   Data sheet for ESU1500 dated July 1949
-- Original-techn. papers.


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