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BD138

Information - Help 
ID = 36331
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to BD138
Similar Tubes
Normally replaceable-slightly different:
  2SA505 ; BC430 ; BD152 ; BD168 ; BD178 ; BD229 ; BD236 ; BD440 ; MC138 ; SJE293 ; КТ814
Other base and data slightly different:
  OC926 ; OC955 ; OC9566
First Source (s)
Aug.1969 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description

PNP silicon planar transistor intended as AF power amplifier.
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Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
8 x 12 x 3 mm / 0.31 x 0.47 x 0.12 inch
Weight 3 g / 0.11 oz
Literature -- Collector info (Sammler)   KTT 1969/70, TTT Steidle 1981
  bd138.png
  BD138: Radio Fernsehen Elektronik 5/82
Egon Strampe
 
bd138_1.jpg
BD138: Sammlung
Karlheinz Fischer

 
to126_5.gif
BD138: TVT 1979/80 ECA
Günther Stabe

 
bd138_data1.png
BD138: Valvo Transistoren, 1974
Michael Schlör


Usage in Models 1= 1969 ; 2= 1970?? ; 1= 1970? ; 1= 1970 ; 1= 1971? ; 11= 1971 ; 1= 1972?? ; 1= 1972 ; 2= 1973?? ; 6= 1973 ; 1= 1974?? ; 4= 1974 ; 9= 1975?? ; 1= 1975? ; 2= 1975 ; 1= 1976 ; 1= 1978?? ; 1= 1978 ; 2= 1979? ; 4= 1979 ; 1= 1980?? ; 1= 1981? ; 1= 1985 ; 1= 1991

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):57


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