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12SX7

Information - Help 
ID = 13422
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Triode   Audio Frequency 
Identical to 12SX7 = 12SX7GT

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vk)
Filament Vf 12.6 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   

12sx7.png
12SX7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †

12sx7_so.png 12SX7: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
12sx7_dat.png
12SX7: elektron taschenbuch 1952
Heinz Höger

 

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