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ID = 20408
Tube type:  Half-Wave Rectifier, gasfilled   Power-supply 
Identical to DCX4/1000 = 3B28 = AG3B28
Similar Tubes
Multiple differences or of other kind:
  866A ; DCG4/1000G

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Filament Vf 2.5 Volts / If 5 Ampere / Direct

Xenon rectifier; 10KV PIV, 250mA. Wide temperature range replacement for 866A.

Dimensions (WHD)
incl. pins / tip
51 x 155 x mm / 2.01 x 6.10 x inch
Tube prices 2 Tube prices (visible for members only)
DCX4/1000: Ma propre collection , héritage ON4FD
Etienne Flemal

DCX4/1000: ARRL Handbook 1972
Michael Schlör

DCX4/1000: Valvo, Elektronil-Bauelemente, 1975
Michael Schlör

from Just Qvigstad

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