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AF280

Information - Help 
ID = 37211
       
Country:
Germany
Brand: Siemens; D (S.& Halske / S. Electrogeräte)
Tube type:  Transistor   UHF 
Identical to AF280
Similar Tubes
Normally replaceable-slightly different:
  AF367 ; AF369
Different maximum ratings:
  AF289 ; AF290

Base Wires
Filament Solid State
Description PNP germanium planar transistor intended as UHF mixer / oscillator.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 3 x 5 mm / 0.20 x 0.12 x 0.20 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70, TTT Steidle 1981, TVT 1979/80
  af279af280.gif
  AF280: Schema: Yunost 402 BE
Egon Strampe
 
d_siemens_af280.jpg
AF280: G. C.
Giovanni Cucuzzella

 
w22_4.gif
AF280: TTT Steidle 1981
Günther Stabe

 
d_siemens_af280_dat1.png
AF280: Siemens Einzelhalbleiter 1972/73
Thomas Günzel


Usage in Models 1= 1968?? ; 9= 1968 ; 2= 1969? ; 2= 1969 ; 2= 1970? ; 6= 1970 ; 1= 1971? ; 1= 1971 ; 1= 1973? ; 1= 1973 ; 6= 1975?? ; 1= 1975? ; 1= 1975 ; 1= 1977 ; 1= 1978

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):36


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