radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

991

Information - Help 
ID = 12092
       
 
   
Tube type:  Voltage Regulator, single 
Identical to 991 = NE16 = CV651

Base Swan-Bajonett B15 (Codex=Sw)
Filament
Description

87V minimum firing, 48 to 67V stabilized voltage at 0.4 to 2mA.

 
Tube prices 3 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
991pix.jpg
991: J.A.
John Albion

 
991_sock.png
991: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

 
991.png
991: Manufacturer's Literature
Emilio Ciardiello


from Just Qvigstad

Usage in Models 1= 1936? ; 1= 1936 ; 1= 1938?? ; 1= 1938 ; 1= 1940? ; 1= 1940 ; 1= 1942? ; 1= 1945?? ; 1= 1946? ; 1= 1946 ; 2= 1947?? ; 1= 1947 ; 1= 1949 ; 1= 1950?? ; 1= 1951 ; 1= 1952 ; 1= 1956?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18


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]
  
rmXorg