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XXD

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ID = 16621
       
Country:
United States of America (USA)
Brand: Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Tube type:  Double Triode   Power/Output 
Identical to XXD = 14AF7

Base Loctal-8, B8G (Sylvania, 1938) (Codex=W)
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC /
Description Early code for 14F7. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

 
xxd_lmp2.jpg
XXD: YBA
Bekir Yurdakul

 
s_293_g_1.gif
XXD: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
xxd.png
XXD: Röhren-Vademekum 1947
Helmut Weigl


Usage in Models 12= 1940 ; 8= 1941 ; 1= 1946

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):21


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