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12SR7GT/G

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ID = 65640
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to 12SR7GT/G = 12SR7GT

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC


Just Qvigstad

Collection of

 
12sr7_gt_g_tung_sol.jpg

 

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