radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

1D7G

Information - Help 
ID = 4137
       
Country:
United States of America (USA)
Brand:
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old)   Controlling (mu) 
Identical to 1D7G = CV765 = 1D7
Similar Tubes
Other base:
  1A6 ; 1A6E
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ut)
Filament Vf 2 Volts / If 0.06 Ampere / Direct / Battery =
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
413.png 1D7G: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		1d7g_techdat01.png
1D7G: Sylvania Technical Manual
Peter Hoddow
More ...
Usage in Models 1= 1936?? ; 6= 1936 ; 4= 1937?? ; 1= 1937? ; 15= 1937 ; 5= 1938?? ; 2= 1938? ; 11= 1938 ; 1= 1939?? ; 1= 1939? ; 2= 1939 ; 1= 1944?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):50

Collection of

Rudolf Osterkamp (D)
David Erali (USA)
Peter Pfeiffer (D)
Tomasz Szczesniak (PL)
 
marconi_1d7g.jpg

1D7G
 
You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
Data Compliance More Information