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1L33

Information - Help 
ID = 19731
       
Country:
Czechoslovakia
Brand: Tesla; Praha, Bratislava etc.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Vacuum Pentode   Power/Output 
Identical to 1L33 = EP201
Similar Tubes
Heater different:
  1L34 ; 2P2 ; 3S4T ; DL92

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
19 x 49 x mm / 0.75 x 1.93 x inch
 
1l33.jpeg
1L33: Photo of tube from my collection - TS
Tomasz Szczesniak

 
1l33.png
1L33: K.N.
Klaus Neumann

 
1l33_spec.png
1L33: data-sheet
Anonymous 15 Collector


Usage in Models 1= 1951 ; 1= 1954?? ; 1= 1957 ; 2= 1958

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5


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