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6E7

Information - Help 
ID = 4802
       
Country:
United States of America (USA)
Brand: Majestic tubes of Grigsby-Grunow
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 6E7
Similar Tubes
Other class quality (otherwise equal):
  NU-6E7
Other base:
  6D6

Base 7-Pin-Base U7A = small, old, USA (Codex=Mf) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Description

With (sprayed) metal shield

 
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  6e7.png
  6E7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6e7.jpg
6E7
Cristian Wolkenstein

 
485_1.png
6E7: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 1= 1932?? ; 4= 1933? ; 7= 1933 ; 2= 1934?? ; 3= 1934 ; 1= 1935? ; 2= 1936? ; 1= 1937? ; 1= 1938? ; 1= 1939?? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):24


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