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2N247

Information - Help 
ID = 34699
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transistor   RF/IF-Stage 
Identical to 2N247
Similar Tubes
Normally replaceable-slightly different:
  2S43 ; AF125 ; AF135 ; AF190
First Source (s)
Mar.1957 : -- Collector info (Sammler)

Base Wires
Filament Solid State
Description

PNP germanium diffused alloy (drift) transistor for high-frequency applications.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 9 x mm / 0.35 x 0.35 x inch
Weight 1 g / 0.04 oz
Literature -- Collector info (Sammler)   KTT 1969/70
  2n247.png
  2N247: Elektronische Zählschaltungen K.Apel
Heinz Höger
 
usa_rca_2n247.jpg
2N247: Eigene Sammlung
Siegfried Neumann

 
to7_tvt_26.gif
2N247: TVT 73
Günther Stabe

 

Usage in Models 1= 1957? ; 2= 1957 ; 1= 1958?? ; 2= 1958? ; 2= 1958 ; 1= 1959

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9


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