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ID = 19004
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to CV493 = 6X4 = EZ90
Similar Tubes
Other class quality (otherwise equal):
  6063 ; CV4005 ; U78
Other base and data slightly different:

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description <1250V piv; Vh-k <450 peak. Ia<70mA average. 
Dimensions (WHD)
incl. pins / tip
19 x 61 x mm / 0.75 x 2.40 x inch
Information source -- Original-techn. papers.   
- - Manufacturers Literature   

cv493_so.png CV493: ARRL Handbook 1972
Anonymous 10 Collector

Just Qvigstad
CV493: Manufacturer's Literature
Emilio Ciardiello

More ...
Usage in Models 1= 1950?? ; 1= 1953 ; 1= 1957?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of



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