(!!!) (Best Single) KT88 Genalex England NOS 1967 rebranded SC1000 Stromberg-Carlson (147ma)
(!!!) (BEST SYLVANIA PAIR) JAN-12AX7WA Sylvania NOS 1973 (1.7/1.6ma and 1.8/2.0ma)
(!!!) (Best Value Pair) 6BM8=ECL82 Mullard branded Sylvania NOS 1966-1969 (2.3/24ma and 2.5/23ma)
(!!!) (Best Value Single) 12AX7 Triotron by Philips Canada NOS 1963 (1.3/1.5ma and Gm=1800/1900)(same sound as Holland)
(!!!) (Best Value Single) 12AX7=ECC83 FISHER HOLLAND large "O" getter halo 1960 used/good (Gm=1550/1600 and .9/1.0ma)
(!!!) (Best Value Single) 12AX7=ECC83 FISHER HOLLAND large "O" getter halo 1961 used/good (Gm=1500/1600 and .9/.9ma)
(!!!) (Best Value Single) 12AX7=ECC83 Mullard UK ribbed plates used/good 1967 (1.7/0.8ma and Gm=2000/1600) (V1 guitar amp)
(!!!) (Recommended Pair) 12AX7 Triotron by Philips Holland NOS and Valvo Holland like new 1966-1968 (1.7/1.5ma and 1.5/1.5ma)
(!!!) (Recommended Single) 12AX7=ECC83 Mullard UK old logo copper grid posts used/good 1963 (.9/1.0ma and Gm=1500/1500)
(!!!) (Recommended Single) CV378=GZ37 Mullard NOS "O" getter halo 1967 (50/40 and 50/40)
(!!!) 12AU7 EICO Holland used/good 1961 (8.0/9.6ma)
(!!!) 6922=E88CC Tesla Czech Republic NOS 1967 (12/15.7ma) (mis-matched Gm)
(!!!) JAN-5814A Sylvania NOS 1967 (8.4/9.2ma)
(!!!) JAN-5814A Sylvania NOS 1967 (8.6/11.2ma)
(!!) (6202 Best Value) 6202 GE rebranded 6X4WA GE JAN NOS 1981 (61/40 and 64/40)
(!!) (Best Value Holland 1959) 12AX7 ADZAM Holland NOS 1959 large "O" getter halo (.8/1.1ma and Gm=1400/1600)
(!!) (Good Value Single) JAN-5751 GE double mica gray plates NOS 1987 (2.9/3.1ma)
(!!) (Good Value) JAN-5751 GE double mica gray plates NOS 1987 (2.3/2.3ma) 1-2% section balance
(!!) (PAIR) 6AG5 GE NOS 1963 (7ma and 8ma)
(!!) 5751 GE 5 Star used/good 1970 (1.6/1.7ma)
