radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

1679

Information - Help 
ID = 25481
       
Country:
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Triode 
Identical to 1679
Similar Tubes
Other class quality (otherwise equal):
  6J6
First Source (s)
1949 : Tube Lore
Production stop 1952
Successor Tubes 1684   5844  

Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Parallel, (AC/DC)
Description Min. Duotriode, 6J6 selected for improved cutoff and high zero-bias plate current, sold only to IBM for computer use. Tubes failing the selection became regular 6J6. Intro. 1949; superseded 1952 by type 1684. Bulbs were to be etched "6J6," not "1679" and branded with "IBM" and their part nos. 6J3000 and 300703. [Information by L. Sibley] 
 
564~~3.png
1679: Telefunken Werkstattbuch
Wolfgang Bauer

 

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