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2AF4

Information - Help 
ID = 4190
       
 
   
Tube type:  Triode, vacuum   UHF 
Identical to 2AF4

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 2.35 Volts / If 0.6 Ampere / Indirect / Series, ~ = (AC/DC defined current)
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
  2af4.png
  2AF4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
2af4_ge.jpg
2AF4: Private collection
Emilio Ciardiello

 
3af4a_2.png
2AF4: Datenblatt
Wolfgang Bauer

 
2af4.png
2AF4: DE MI COLECION
Justo Puertas-Paule


from Just Qvigstad

Usage in Models 16= 1955? ; 11= 1955 ; 195= 1956? ; 1= 1957?? ; 93= 1957? ; 2= 1957 ; 19= 1958?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):337


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