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445

Information - Help 
ID = 15384
       
Country:
United States of America (USA)
Brand:
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to 445 = UX245 = 45 = L45 = EX645 = CX345 = ER245 = DX245 = AC45 = ER45 = 145 = NX245 = A.C.245 = G45 = GSX245

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.5 Ampere / Direct / Parallel, (AC/DC)
Description

Type 445 made in USA by de Forest Tubes c. 1930

 
Dimensions (WHD)
incl. pins / tip
54 x 137 x mm / 2.13 x 5.39 x inch
Weight 67 g / 2.36 oz
Literature Taschenbuch zum Röhren-Codex 1948/49   
70 Years of Radiotubes and V.   Page 166
- - Manufacturers Literature
 
445.jpg
445: 445
Juan Antonio Pardo-Alonso

 
s_217_g_28.gif
445: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
445bond.png
445: Vintage Electronic catalog
Geri Meier


Usage in Models 3= 1931 ; 1= 1932

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

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