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ID = 2781
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to NE183
Similar Tubes
Normally replaceable-slightly different:
  B2043_B5+1 ; P2020N_B5+1 ; PP2018_B5+1 ; RENS1823_B5+1 ; ULP204
Other base:

Base Europe B5+1Pin (seldom, Eu U) (Codex=Fdo)
Was used by Radio/TV-reception etc.
Filament Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)

4 Watt Endpentode

Dimensions (WHD)
incl. pins / tip
45 x 105 x mm / 1.77 x 4.13 x inch
Weight 55 g / 1.94 oz
Information source - - Manufacturers Literature   Sator Röhrenliste 1934
Taschenbuch zum Röhren-Codex 1948/49   

14_4.png NE183: Telefunken Werkstattbuch
Wolfgang Bauer

NE183: g.h.
Gerhard Heigl

Usage in Models 2= 1932 ; 6= 1933 ; 6= 1934 ; 1= 1935 ; 3= 1936

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):18

Collection of



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