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BF274

Information - Help 
ID = 50379
       
Country:
Italy
Brand: ATES Componenti Elettronici, Milano
Tube type:  Transistor   VHF 
Identical to BF274 = RF4
Similar Tubes
Normally replaceable-slightly different:
  BF240 ; BF254

Base Wires
Filament Solid State
Description

NPN silicon epitaxial planar transistor; Ptot <250mW, hfe 70 typ, 700MHz typ.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 6 x 5 mm / 0.24 x 0.24 x 0.20 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT 1981 Steidle
 
to106_91.gif
BF274
Günther Stabe

 

Usage in Models 3= 1968? ; 2= 1969? ; 5= 1970?? ; 1= 1970? ; 3= 1971? ; 1= 1971 ; 1= 1975?? ; 1= 1975? ; 1= 1976 ; 1= 1977?? ; 1= 1977 ; 13= 1980??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):33

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