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ID = 29178
Great Britain (UK)
Brand: GEC, General Electric Co.; London
Tube type:  CRT (cathode ray tube, picture tube)   Indication 
Identical to 4GP1
Similar Tubes
Normally replaceable-slightly different:
  4GP11 ; 4GP2 ; 4GP31 ; 4GP7

Base Diheptal (14 pin glass U14)
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description Instrumentation CRT with PDA. Electrostatic focus and deflection.
Typ Va4=4kV, Va3=2kV, Va2=350V, Va1=2kV, Vg=-65V.
Flat Screen with minimum of 74mm usable.
100ms Persistence Yellow-Green 
Dimensions (WHD)
incl. pins / tip
90 x x 355 mm / 3.54 x x 13.98 inch
Information source - - Manufacturers Literature   

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