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BF256

Information - Help 
ID = 36939
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Transistor   UHF 
Identical to BF256
Similar Tubes
Normally replaceable-slightly different:
  BF245B ; RF8
Different maximum ratings:
  2SK118 ; 2SK55 ; BF244 ; BF245
First Source (s)
Mar.1971 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description Silicon N-channel junction FET 
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
Literature -- Collector info (Sammler)   KTT 1969/80, TTT Steidle 1981
  bf256_sch.png
  BF256: UKW Berichte 2-93
Heinz Höger
 
bf256_a.jpg
BF256: scc
Christian Schaufelberger

 
bf256.png
BF256: W.H.
Wolfgang Holtmann

 
bf256_data_1von8.png
BF256: Valvo Handbuch 81/82
Heinz Höger


Usage in Models 1= 1971 ; 7= 1972 ; 9= 1973 ; 1= 1974? ; 6= 1974 ; 2= 1975?? ; 9= 1975 ; 1= 1976 ; 2= 1977 ; 2= 1978? ; 1= 1978 ; 2= 1980 ; 1= 1983 ; 1= 1984 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):46


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