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3A3

Information - Help 
ID = 4276
       
 
   
Tube type:  High-vacuum Rectifier   Power-supply 
Identical to 3A3

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap
Filament Vf 3.15 Volts / If 0.22 Ampere / Half indirect / Parallel, (AC/DC) /
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
- - Manufacturers Literature   

  3a3.png
  3A3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
3a3_klein.jpg
3A3
Geri Meier

 
3a3_basediagram.png
3A3: 3A3
Vitor Oliveira

 
3a3.png
3A3: Lorenz Empfänger - Röhren
Anonymous 54 Collector


Usage in Models 1= 1954 ; 4= 1956? ; 25= 1956 ; 39= 1957 ; 44= 1958 ; 28= 1959? ; 15= 1959 ; 133= 1960 ; 1= 1961?? ; 20= 1964? ; 46= 1964 ; 1= 1965??

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):357


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