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RF22

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ID = 12927
       
Country:
United States of America (USA)
Brand: CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to RF22 = 22
Similar Tubes
Normally replaceable-slightly different:
  B342 ; UX222
First Source (s)
May.1928 : Saga of the Vacuum Tube, Tyne p.344

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bu) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 0.13 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
x 123 x 45 mm / x 4.84 x 1.77 inch
Weight 48 g / 1.69 oz
Information source Philips Bulletin   Philips Radiolamp equivalents R1164, p. 10
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren   
Taschenbuch zum Röhren-Codex 1948/49

rf22_so.png RF22
Anonymous 10 Collector


Just Qvigstad

Collection of

 
ceco_rf22.jpg

RF22
 

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