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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

 
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?? ; 1= 1956? ; 1= 1957?? ; 2= 1957? ; 26= 1957 ; 5= 1958?? ; 16= 1958? ; 49= 1958 ; 5= 1959?? ; 16= 1959? ; 94= 1959 ; 28= 1960?? ; 37= 1960? ; 90= 1960 ; 3= 1961?? ; 10= 1961? ; 50= 1961 ; 8= 1962?? ; 24= 1962? ; 47= 1962 ; 1= 1963?? ; 17= 1963? ; 18= 1963 ; 4= 1964?? ; 8= 1964? ; 9= 1964 ; 5= 1965?? ; 7= 1965? ; 4= 1965 ; 6= 1966? ; 2= 1966 ; 6= 1967? ; 2= 1968 ; 2= 1970?? ; 1= 1971 ; 1= 1975?? ; 5= 9999
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):611

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