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435

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ID = 12454
       
Country:
United States of America (USA)
Brand:
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Screen-grid Tetrode   RF/IF-Stage   Controlling (mu) 
  Ca. 1925 up to 1945 rare.
Identical to 435 = C335 = 35 = 235 = 335 = 51
Similar Tubes
Normally replaceable-slightly different:
  ER551
Other base:
  51_Coronet
Base UY-Base, 5 Pins (USA, April 1927) (Codex=Ha) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip		 45 x 123 x mm / 1.77 x 4.84 x inch
Weight 50 g / 1.76 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
70 Years of Radiotubes and V.   Page 166
s_225_g_9.gif 435: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

Just Qvigstad 		435.png
435: own collection
Peter den Boer
Usage in Models 6= 1931 ; 3= 1932
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9

Collection of

Patrice Zeissloff (F)
 
435_deforest_detail_ph1.jpg

 
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