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BF224

Information - Help 
ID = 37215
       
Country:
United States of America (USA)
Brand: Texas Instruments, Dallas
Tube type:  Transistor   RF/IF-Stage 
Identical to BF224
Similar Tubes
Normally replaceable-slightly different:
  2N3662 ; 2N3663 ; 2SC1687 ; 2SC384 ; 2SC460 ; 2SC717 ; BF123 ; BF158 ; BF197 ; BF199 ; BF223 ; BF271 ; BF307 ; BF311 ; BF374 ; DW7050 ; MPS6511 ; SE1001 ; SE1002 ; SE5022 ; SE5029 ; SE5030 ; SE5031 ; SF225 ; TVT5
Other base and data slightly different:
  2SC563 ; 2SC79 ; BF125 ; BF208 ; BF306 ; MF500 ; SE5025 ; SF173
First Source (s)
Mar.1967 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description

NPN silicon planar transistor intended as IF amplifier in TV applications.
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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
Literature -- Collector info (Sammler)   TTT Steidle 1981, TVT 1979/80
  bf224.gif
  BF224: Funktechnik 4/68
Egon Strampe
 
bf224_2.jpg
BF224: F.H.
Anonymous 88 Collector

 
r221_3.gif
BF224: TTT Steidle 1981
Günther Stabe

 
usa_motorola_bf224_dat1.png
BF224: Motorola
Thomas Günzel


Usage in Models 7= 1967 ; 1= 1968?? ; 1= 1968? ; 4= 1968 ; 1= 1969?? ; 1= 1969? ; 6= 1969 ; 1= 1970? ; 3= 1970 ; 2= 1971? ; 1= 1971 ; 1= 1972?? ; 1= 1972? ; 4= 1972 ; 1= 1973?? ; 1= 1973? ; 1= 1974? ; 3= 1974 ; 2= 1975?? ; 1= 1975? ; 1= 1976

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):44


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