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V90

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ID = 25968
       
Country:
France
Brand: Dario (tubes) - voir aussi La Radiotechnique
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to V90
Similar Tubes
Normally replaceable-slightly different:
  1561 ; G2004 ; R3 ; RGN2004 ; V22
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 2 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip		 45 x 120 x 45 mm / 1.77 x 4.72 x 1.77 inch
Weight 59 g / 2.08 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   Grundig Röhrentaschenbuch, 1948
British Radio Valves - The Classic Years: 1926-1946   Supplement, p. 143
Universal Vade-Mecum, Electron Valves and Semiconductor Devices

Just Qvigstad
Usage in Models 1= 1932 ; 11= 1934
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12

Collection of

Ernst Erb (CH)
 
v90.jpg

 
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