(!!!) (Good Value Pair) CK-6080 Raytheon black plates NOS 1962 (67/62ma and 67/60ma)
$ 23.99
1 pair) CK-6080 Raytheon black plates NOS 1962
1 tube) 67/62ma Gm=4800/4600
1 tube) 67/60ma Gm=4700/4500
Tested on Amplitrex AT1000
Good Ma range 70-90ma
Good Gm range 4500-6000
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(6080=ruggedized 6AS7G, 6080 filament = 6.3V @ 2.5A, 13 watts plate dissipation per triode section)
(also see variants 6AS7G, 5998, 6520)
See more: vacuum tube