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6AF4

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ID = 4554
       
Country:
United States of America (USA)
Brand:
Tube type:  Triode, vacuum   Frequency converter 
Identical to 6AF4 = 6AF4A = EC94
Similar Tubes
Heater different:
  2AF4B ; 2DZ4 ; 3AF4A ; 3DZ4
First Source (s)
31.May.1951 : Electron Tube Registration List
Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.225 Ampere / Indirect / Specified voltage AC/DC
Description als UHF-Oszillator (470-1000MHz) und Verstärker verwendet 
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
6af4.png
6AF4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
6af4_so.png 6AF4: RCA Reference Book 1968
Anonymous 10 Collector
More ...
Just Qvigstad 		6af4_techdat01.png
6AF4: RCA Tube Manual
Peter Hoddow
More ...
Usage in Models 1= 1951?? ; 2= 1952?? ; 5= 1952? ; 11= 1952 ; 50= 1953? ; 109= 1953 ; 61= 1954 ; 4= 1955?? ; 138= 1955? ; 107= 1955 ; 12= 1956?? ; 285= 1956? ; 148= 1956 ; 125= 1957? ; 1= 1957 ; 3= 1958?? ; 85= 1958? ; 3= 1959 ; 5= 1960?? ; 2= 1960 ; 1= 1962? ; 1= 1962 ; 1= 1963? ; 1= 1963 ; 2= 1964?? ; 2= 1964 ; 5= 1965? ; 2= 1965 ; 3= 1966?? ; 1= 1966 ; 1= 1968 ; 5= 1969?? ; 1= 1979?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1183

Collection of

Karlheinz Fischer (D)
Danko Tkalec (HR)
Collection of a member from FIN
Christian Schaufelberger (CH)
Karl - Heinz Bossan (D)
John Allen (CDN)
Tomasz Szczesniak (PL)
David Erali (USA)
Peter Pfeiffer (D)
 
6af4_a.jpg

6AF4
 
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