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ID = 33987
Brand: Werk für Bauelemente der Nachrichtentechnik (WBN), Teltow, VEB, RFT (Ostd.) - vorm. DRALOWID
Tube type:  Transistor   RF/IF-Stage 
  Late but very rare. ***
Identical to 1NC-020
Similar Tubes
Normally replaceable-slightly different:
  1NC-010 ; 2NC-010 ; 2NC-020 ; 2NC-030
Different maximum ratings:
First Source (s)
Jul.1955 : - - Manufacturers Literature
1954 : Peter Salomon

Base SPECIAL TUBEBASE in general
Filament Solid State
Description Material/Aufbau/Pol.: Germanium Spitzenkontakt PNP;
Form/Case: Metallgehäuse, dicker Basis-Stift, Fassung mit Lötösen;
Daten/ I F: __ mA; U F: _ V; Isp: _ µA; ß (beta): 19-20; N: 120 mW; Imax(Ic): 5 mA; Umax(Uce): -50 V; f g(FT): >1 MHz; t amb: 40 °C.
VArianten: 1NC-021= fg: >3 MHZ; 1NC-022= fg: >6 MHz.
Hergestellt 1954 im WBN "Carl von Ossietzky" in Teltow. 
Dimensions (WHD)
incl. pins / tip
11 x 12 x mm / 0.43 x 0.47 x inch
Weight 2 g / 0.07 oz
Information source -- Collector info (Sammler)   Wolfgang Lill/Vitezslav Stritz
1NC-020: private purchase
Andrew Wylie

1NC-020: orig. datasheet
Günther Stabe

1NC-020: Wolfgang Lill
Günther Stabe

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