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PH222

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ID = 56187
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Screen-grid Tetrode   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to PH222 = OK-X-222 = CX322 = SX222 = 22 = 222

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2 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 - - Manufacturers Literature   1932
-- Collector info (Sammler)   

222_so~~1.png PH222: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
 

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