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866

Information - Help 
ID = 6869
       
Country:
United States of America (USA)
Brand:
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to 866 = VT-46 = UX866 = RK866 = 566 = X866 = E766 = HX-966 = HY866 = T-866 = ESU866
Similar Tubes
Normally replaceable-slightly different:
  38166 ; DCG3/1000E ; G-866C ; GMD202 ; RaySX-866
Other class quality (otherwise equal):
  866AX ; CV32
Other base:
  ESU866/ES
Successor Tubes 866B  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br) Top contact with a cap.
Filament Vf 2.5 Volts / If 5 Ampere / Direct
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  866.png
  866: Internet
Miguel Angel Trujillo-Rodriguez
 
rca_866.jpg
866: Meine Sammlung
Rudolf Osterkamp

 
866_so.png
866: ARRL Handbook 1972
Michael Schlör

 
866a_ge_1_1.png
866: Manufacturer's Literature
Emilio Ciardiello


from Just Qvigstad

Usage in Models 1= 1932? ; 1= 1934? ; 3= 1934 ; 1= 1935 ; 1= 1936 ; 1= 1937? ; 2= 1937 ; 1= 1939? ; 3= 1939 ; 1= 1948 ; 1= 1949 ; 1= 1950 ; 1= 1951 ; 1= 1957?? ; 1= 1960

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20


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