21JS6A=23JS6A Raytheon Japan NOS (2 in stock)
$ 19.99
2) 21JS6A=23JS6A Raytheon Japan NOS
(also see 21JS6A)
(23JS6A=12 pins, 23 volt @ .45amp filament)
See more: vacuum tube
2) 21JS6A=23JS6A Raytheon Japan NOS
(also see 21JS6A)
(23JS6A=12 pins, 23 volt @ .45amp filament)