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14S7 Info
Country:  United States of America (USA)      Brand:  Common type USA 
  Tube type:  Triode-Heptode   Frequency converter   Controlling (mu) 
Tube ID = 2646
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Identical to 14S7
Similar Tubes 7S7 (Heater different)  
First Source (s) 07.Nov.1941 : Electron Tube Registration List
Predecessor Tubes 12K8  
Successor Tubes 12BE6  

Base Loctal-8, B8G (Sylvania, 1938) (Codex=Wfo)
Was used by Radio/TV-reception etc.
Filament -: Indirect / -: Parallel / series AC/DC / If: 0.15 Ampere / Vf 12.6 Volts /
Dimensions (WHD) 30 x 71 x mm / 1.18 x 2.80 x inch
Weight 21 g / 0.74 oz
Tube prices 1 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   Data SYLVANIA tubes book

  14s7.gif
  Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
14s7.jpg
RGO
René Goebel

 
415_4.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
14s7_techdat01.png
Sylvania Technical Manual
Peter Hoddow

Usage in Models   1= 1946 ; 1= 1947? ; 1= 1948?? ; 1= 1948 ; 3= 1949? ; 9= 1949 ; 1= 1950 ; 1= 1952 ; 2= 1953 ; 1= 1954 ;
Number of Models with this tube   21
Further Information for

14S7    

14S7  (30.07.2005) Willy De Grande Clicks: 229     Replies: 1
SBeschreibung : Triode-Heptode-converter :auser/Uf 12.6v/ =7S7/Uf 6.3 V/                          Changeur de frequence triode-heptode : Data  SYLVANIA tubes book. Abmessungen :   Dia. 30 mm / L (u.a)  71 mm Gewicht :  21 gram
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