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OC81D

Information - Help 
ID = 35655
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Transistor   Audio Frequency 
Identical to OC81D
Similar Tubes
Normally replaceable-slightly different:
  2G374B ; OC78D
Other characteristic (electr. data):
  OC81
Predecessor Tubes OC75  

Base Wires
Filament Solid State
Description PNP germanium junction transistor intended as driver in AF amplifier applications.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 15 x mm / 0.20 x 0.59 x inch
Weight 2 g / 0.07 oz
Literature
  oc81_umgeb1.gif
  OC81D: Perdio Ltd.: Park Lane PR7 Endstufe
Günther Stabe
 
oc81d_1.jpg
OC81D: Peter Langer
Günther Stabe

 
allglas_trans_11.gif
OC81D: TVT 73
Günther Stabe

 

Usage in Models 1= 1958?? ; 4= 1958 ; 1= 1959? ; 1= 1959 ; 8= 1960?? ; 3= 1960? ; 23= 1960 ; 1= 1961?? ; 6= 1961? ; 33= 1961 ; 4= 1962?? ; 21= 1962? ; 32= 1962 ; 2= 1963?? ; 30= 1963? ; 47= 1963 ; 24= 1964? ; 28= 1964 ; 1= 1965?? ; 26= 1965? ; 17= 1965 ; 1= 1966?? ; 15= 1966? ; 8= 1966 ; 6= 1967? ; 3= 1967 ; 1= 1968?? ; 4= 1969 ; 1= 9999?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):352


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