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U27

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ID = 30107
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to U27 = CV1111
Similar Tubes
Normally replaceable-slightly different:
  AU5 ; R11 ; V1907

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Direct
Description

Va<14kV piv, 5kV rms, Ia<50mA mean.

 
Dimensions (WHD)
incl. pins / tip
51 x 145 x mm / 2.01 x 5.71 x inch
Tube prices 1 Tube prices (visible for members only)
Information source - - Manufacturers Literature   
Babani, International Radio Tube Encyclopaedia   p. 290 & 291
Universal Vade-Mecum, Electron Valves and Semiconductor Devices

u27a_pin.png U27: Osram Vales Unterlagen
Adrian Riesen


Just Qvigstad
u27a.png
U27: GEC's catalogue supplement
Anonymous 413 Collector

More ...

Collection of

 
marconi_canada_u27_cv1111_e624.jpg

U27
 

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