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OC44

Information - Help 
ID = 33607
       
Country:  Europe      Brand: Common type Europe tube/semicond.
  Tube type:  Transistor   Frequency converter 
Identical to OC44
Similar Tubes Other shape (e.g. bulb type):
 2N112; 2SA15; 2SA52; AF116; AF126; AF136; GE-1; GFT44; OC169; OC400; SFT308; TF44; TF49
Normally replaceable-slightly different:
 2G141; 2N137; 2N219; 2N252; 2S111; 2S30; 2S35; 2S64; 2S99; 2SA142; 2SA272; 2SA30; 2SA31; 2SA32; 2SA35; 2SA37; 2SA38; 2SA39; 2SA44; 2SA45; 2SA48; 2SA50; 2SA97; 2SA98; 37T1; 3AG72; AF101; AF105; ASY55; GET874; GET882; GET884; GF105; GTA2; L-5113; L-5113L; MC101; NKT11; NKT12; NKT72; OC1044; OC42; OC43; OC613; OC880; OX4005; PXA101; PXA102; R-244; SFT106; SFT108; SFT116; SFT119; T1502; TK31C
Different maximum ratings:
 NKT4; NKT5; V6/R4M; V6/R8M
Other characteristic (electr. data):
 2SA141
Other base and data slightly different:
 2SA14; 2SA16
First year   31.Jan.1957 - - Manufacturers Literature
First Source (s) Mar.1956 : Valvo-Berichte
Successor Tubes OC169   OC44K  

Base Wires
Filament Solid State /
Description

PNP germanium alloy transistor intended as oscillator and mixer in AM broadcast receivers. Ft=15MHz. All-glass body. Red dot indicates collector.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 15 x mm / 0.20 x 0.59 x inch
Weight 3 g / 0.11 oz
Literature -- Collector info (Sammler)   KTT 1969/70, TVT 1979 ECA

  oc44_umgeb.gif
  OC44: Grundig Micro Transistor Boy 59
Günther Stabe
oc44_2.jpg
OC44: D.C.
Daniel Consales

 
Variants
 
allglas_trans_6.gif
OC44: TVT 73
Günther Stabe

 
d_valvo_oc44.png
OC44: Valvo_Dioden_Transistoren_1959
Thomas Günzel


Usage in Models 1= 1956? ; 2= 1957? ; 26= 1957 ; 4= 1958?? ; 14= 1958? ; 46= 1958 ; 5= 1959?? ; 15= 1959? ; 93= 1959 ; 28= 1960?? ; 37= 1960? ; 89= 1960 ; 3= 1961?? ; 10= 1961? ; 50= 1961 ; 9= 1962?? ; 23= 1962? ; 45= 1962 ; 1= 1963?? ; 14= 1963? ; 18= 1963 ; 4= 1964?? ; 8= 1964? ; 6= 1964 ; 5= 1965?? ; 7= 1965? ; 4= 1965 ; 5= 1966? ; 2= 1966 ; 6= 1967? ; 2= 1968 ; 2= 1970?? ; 1= 1971 ; 5= 9999
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):590

OC44*Box

G.S.
Günther Stabe
   

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