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5BK7A

Information - Help 
ID = 4477
       
 
   
Tube type:  Double Triode 
Identical to 5BK7A
Similar Tubes
Heater different:
  6BK7B

Base Noval, B9A
Filament Vf 4.7 Volts / If 0.6 Ampere / Indirect
Tube prices 1 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
  5bk7a.png
  5BK7A: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
5bk7a.jpg
5BK7A
Ulrich Fieseler

 
5bk7a.png
5BK7A: Lorenz Empfänger-Röhren , 9. Auflage
Anonymous 54 Collector

 
5bk7a_techdat01.png
5BK7A: RCA Tube Manual
Peter Hoddow


Usage in Models 18= 1955 ; 226= 1956? ; 4= 1956 ; 8= 1957? ; 28= 1959?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):284


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