(!!!!!) (Recommended Pair) 6C10 GE rebranded Westinghouse NOS 1970 era (Ampeg / Fender) (1.3ma/1.4ma/1.2ma) and (1.3ma/1.2ma/1.1ma)1 matched pair) 6C10 GE rebranded Westinghouse NOS 1970 era original boxes Each triode section tested on Amplitrex: TUBE #1: triode 1) 1. 3ma Gm=1600 triode 2) 1. 4ma Gm=1800 triode 3) 1. 2ma Gm=1600 TUBE #2: triode 1) 1. 3ma Gm=1700 triode 2) 1. 2ma Gm=1700 triode 3) 1. 1ma Gm=1600 TRIPLE TRIODE: (3) 12AX7 inside 1 tube Vplate = 250V Vgrid = 2V Good Ma range = 1. 0 1. 2ma Good Gm = 1500 1600 close sub = 6BK11 Vfil=6. 3V @ 600ma, Vplate max per