Common cathode dual triode tubes
Mike at MDBVentures.com
http://www.MDBVentures.com

tube base cathode description
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19 (6C) > 6pin preoctal twin triode power amp (2.1W)
79  (6H) > 6pin preoctal w/cap twin triode power amp (8W)
1G6 (7AB) > octal (shield) twin triode power amp (0.675W)
1J6 (7AB) ] octal (shield) twin triode power amp (2.1W)
6A6 (7B) ] 7pin preoctal twin triode power amp (10W) preoctal 6N7
6E6 (7B) ] 7pin preoctal twin triode power amp (1.6W)
53  (7B) ] 7pin preoctal twin triode power amp (10W) (2.5V 6A6)
5608 (7B) ] 7pin preoctal med-mu twin triode (u=32) (um=2450)
3A5 (7BC) >- 7pin preoctal high freq twin triode (u=15) (um=1800)
3B7 (7BE) >- octal high freq twin triode (u=20) (um=1900)
5J6 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=5300)
6J6 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=5300)
19J6 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=5300)
5844 (7BF) > 7pin miniature med-mu twin triode (u=28) (um=3700)
5964 (7BF) > 7pin miniature hi-mu twin triode (u=39) (um=6000)
6045 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=6400)
6101 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=6000) special 6J6
7244 (7BF) > 7pin miniature med-mu twin triode (u=38) (um=6000)
3C6 (7BW) >- octal med-mu twin triode (u=14.5) (um=1300)
6N7 (8B) > octal (shield) twin triode power amp (10W) octal 6A6
6Y7 (8B) > octal (shield) twin triode power amp (8W)
6Z7 (8B) > octal (shield) twin triode power amp (4.2W)
1635 (8B) > octal (shield) twin triode power amp (10.4W) special 6N7
5635 (8DB) > subminature med-mu twin triode (u=38) (um=3800)
5967 (8DQ) > subminature med-mu twin triode (u=17) (um=2000)
5968 (8DQ) > subminature twin triode (um=1700)
4A6 (8L) >- octal (shield) twin triode power amp
6SC7 (8S) ] octal (shield) hi-mu twin triode (u=70) (um=1325)
12SC7 (8S) ] octal (shield) hi-mu twin triode (u=70) (um=1325)
1634 (8S) ] octal (shield) hi-mu twin triode (u=70) (um=1325) special 12SC7

 >- direct heated cathode with tapped heater
 > direct heated cathode
 ] indirect heated cathode