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866A

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ID = 5820
       
Country:
United States of America (USA)
Brand:
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to 866A = CE-866 = GU12 = RK866A = GL866A = VT-46A = DQ2 = RG3-250A = 2XM600A = P600_Mazda = AG866A = ML-866A = DR-866A = WL-866A
Similar Tubes
Normally replaceable-slightly different:
  38166A ; DCG3/1000E ; R3_Rectobulb
Other class quality (otherwise equal):
  866AX ; CV32
Other base:
  866E
Multiple differences or of other kind:
  3B28 ; DCG4/1000G ; DCX4/1000 ; R66 ; SS-866A
Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br) Top contact with a cap
Was used by Transmittertube (Radio)
Filament Vf 2.5 Volts / If 5 Ampere / Direct / Parallel, (AC/DC)
Description Work started on the development of this tube at the GE laboratories in the summer of 1932 and it was assigned the type number early in 1933. It was released to the public in April of that year. 
Tube prices 7 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature
  866-a.png
  866A
Egon Strampe
 
866a_2.jpg
866A: Taylor
Georges Werts
 
866a_so.png
866A: ARRL Handbook 1972
Michael Schlör
 
866a_2.png
866A: Handbook Raytheon amateur tubes
Miguel Angel Trujillo-Rodriguez
Usage in Models 1= 1938 ; 1= 1939 ; 1= 1943? ; 1= 1944 ; 1= 1946 ; 1= 1947? ; 1= 1949 ; 1= 1950 ; 1= 1954?? ; 1= 1954 ; 3= 1956 ; 1= 1957?? ; 1= 1957? ; 1= 1957 ; 1= 1960?? ; 1= 1960? ; 1= 1961? ; 1= 1963
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20
Collection of Karlheinz Fischer (D)
Collection of Mauro Bertolucci (I)
Collection of Rodolfo Gaston Wenceslao Nasasta (RA)
Collection of Valery Gromov (RUS)
Collection of Pedro Prieto-Castro (E)
Collection of Michael Gnaedig-Fischer (MEX)
Collection of Jose Luis Villabona Horreo (E)
Collection of Danko Tkalec (HR)
Collection of a member from D
Collection of Georges Werts (B)
Collection of Jochen Amend (D)
Collection of Jay Vonderhey (USA)
Collection of a member from FIN
Collection of Raynal Aufils (F)
Collection of Bruce Morgenstern (CDN)
Collection of Patrice Zeissloff (F)
Collection of a member from D
Collection of Antonio Bordini (I)
Collection of Justo Puertas-Paule (E)
Collection of Emilio Ciardiello (I)
Collection of Heriberto Tavella (RA)
Collection of Ottmar Rollmann (D)
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