radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

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
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
Information source

oc81_umgeb1.gif
OC81D: Perdio Ltd.: Park Lane PR7 Endstufe
Günther Stabe † 19.8.20

allglas_trans_11.gif OC81D: TVT 73
Günther Stabe † 19.8.20

More ...
Usage in Models 1= 1958?? ; 4= 1958 ; 1= 1959? ; 1= 1959 ; 8= 1960?? ; 3= 1960? ; 23= 1960 ; 1= 1961?? ; 6= 1961? ; 34= 1961 ; 4= 1962?? ; 23= 1962? ; 32= 1962 ; 2= 1963?? ; 33= 1963? ; 47= 1963 ; 25= 1964? ; 28= 1964 ; 2= 1965?? ; 27= 1965? ; 17= 1965 ; 1= 1966?? ; 16= 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):362

Collection of

 
oc81d_1.jpg

OC81D
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg