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6D6

Information - Help 
ID = 2690
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
  Ca. 1925 up to 1945 rare.
Identical to 6D6 = UZ-6D6 = UZ6D6 = 38646 = VT160_GPO = CV1709
Similar Tubes
Other shape (e.g. bulb type):
  M6D6
Normally replaceable-slightly different:
  58A
Other class quality (otherwise equal):
  VT-69
Heater different:
  58
Other base:
  6D6_Octal ; 6E7 ; 6U7G
First year 1933 -- Collector info (Sammler) >65 models for 1933, some with dated ads.
First Source (s)
01.Aug.1934 : Electron Tube Registration List
Predecessor Tubes 58  
Successor Tubes 6U7G  

Base 6-Pin-Base U6A, old, USA (Codex=Kf) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description

Variable mu RF/IF amplifier.

* RMA/JEDEC register record available by courtesy of TCA* - This tube was already listed by several manufacturers when RMA started its standardization in 1934. In order to characterize popular receiving types, manufacturers were asked to supply average characteristics as measured on production lots. Here are the filled answer forms supplied by Radio Valve Co., Raytheon, Sparton, Triad, Tung Sol, Ken Rad, Hytron and Arcturus. Full record is downloadable here.

 
Dimensions (WHD)
incl. pins / tip
x 111 x 38 mm / x 4.37 x 1.50 inch
Weight 37 g / 1.31 oz
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Tube Lore (II)   p. 55
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49

6d6.png
6D6: Internet
Miguel Angel Trujillo-Rodriguez
    More ...
472_1.png 6D6: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

Just Qvigstad
6d6_techdat01_1.png
6D6: Cunningham Radiotron Manual
Peter Hoddow

More ...
Usage in Models 20= 1933?? ; 71= 1933? ; 65= 1933 ; 68= 1934?? ; 87= 1934? ; 513= 1934 ; 160= 1935?? ; 194= 1935? ; 865= 1935 ; 183= 1936?? ; 254= 1936? ; 748= 1936 ; 184= 1937?? ; 186= 1937? ; 847= 1937 ; 174= 1938?? ; 119= 1938? ; 557= 1938 ; 118= 1939?? ; 106= 1939? ; 232= 1939 ; 102= 1940?? ; 51= 1940? ; 49= 1940 ; 52= 1941?? ; 14= 1941? ; 4= 1941 ; 46= 1942?? ; 20= 1942? ; 4= 1942 ; 2= 1943? ; 1= 1943 ; 2= 1944?? ; 3= 1944? ; 5= 1944 ; 6= 1945?? ; 2= 1945? ; 2= 1945 ; 2= 1946?? ; 3= 1946? ; 7= 1946 ; 5= 1947?? ; 2= 1947? ; 6= 1947 ; 4= 1948?? ; 4= 1948 ; 1= 1949?? ; 1= 1949 ; 35= 1950?? ; 1= 1951?? ; 1= 1951? ; 1= 1951 ; 2= 1952?? ; 1= 1952? ; 1= 1953?? ; 1= 1953 ; 2= 1955?? ; 1= 1956 ; 4= 9999?? ; 7= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6208


Collection of


Documents about this component
  RMA qualification record for tube types 76, 77, 78, 6C6, 6D6, 75, 41, 42, 2A5, 85, 6F7, 80, 84 and 6A7. 1569 KB
 
nationalunion_6d6.jpg

6D6
 

Variants

Metal coated cylindrical glass version. Complete name: M6D6. The letter "M" appears only on the boxes and enclosed paperwork, not on the tubes. Please klick here: M6D6


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