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BF247

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ID = 36937
       
Country:
United States of America (USA)
Brand: Texas Instruments, Dallas
Tube type:  Transistor   VHF 
Identical to BF247
Similar Tubes
Normally replaceable-slightly different:
  BF245B ; BF348
Different maximum ratings:
  2SK118 ; 2SK55
Other base:
  BF246
First Source (s)
Mar.1968 : -- 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
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/80
  bf147.gif
  BF247: Eigentum
Egon Strampe
 
bf247.jpg
BF247: G.S.
Günther Stabe † 19.8.20

More ...
 
to92_dsg_9.gif
BF247: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20

 
bf247_data_a.png
BF247: Valvo Handbuch 81/82
Heinz Höger

More ...

Usage in Models 1= 1969 ; 1= 1974 ; 1= 1975?? ; 1= 1977

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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