(!!!!!) (2nd Best Phono Pair) ECC83=12AX7 Siemens Halske Germany branded SONOTONE NOS 1962 (1.1/1.1ma and 1.1/1.3ma) 1-2% matched (Aesthetix, EAR, Lamm, VTL, Jadis, Nagra)
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (134.5ma and 135.8ma) 1-2% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (135ma and 135.6ma) 1-2% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (137ma and 139.3ma)
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (138.8ma and 139.2ma) 1-2% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (138ma and 139ma) 1-3% matched
(!!!!!) (Best Pair) 6550A GE NOS "stapled plates" 1985-1986 (141ma and 143ma)
(!!!!!) (BEST PHONO PAIR) ECC83=12AX7 Siemens Halske Germany branded SONOTONE NOS 1962 (1.6/2.0ma and 1.6/1.7ma) 1-3% matched (Aesthetix, EAR, Lamm, VTL, Jadis, Nagra)
(!!!!!) (BEST QUAD) JAN-6550A GE NOS 1985-1986 (129ma, 129ma, 129.5ma, 130ma) 1-3% matched
(!!!!!) (BEST QUAD) JAN-6550A GE NOS 1985-1986 (130.2ma, 131ma, 131.2ma, 132.6ma) 1-3% matched
(!!!!!) (BEST QUAD) JAN-6550A GE NOS 1985-1986 (132.5ma, 132.2ma, 133.2ma, 134.4ma) 1-2% matched
(!!!!!) (BEST QUAD) JAN-6550A GE NOS 1985-1986 (132ma, 133.5ma, 134ma, 134.5ma) 1-3% matched
(!!!!!) (BEST QUAD) JAN-6550A GE NOS 1985-1986 (138.8ma, 139.2ma, 139.4ma, 139.5ma)
(!!!!!) (Best Siemens Pair 1968) CV492=ECC83=12AX7 Siemens Halske Germany NOS 1968 1% matched (1.1/1.1ma and 1.1/1.1ma) (best in phono stages and high end preamps)
(!!!!!) (Best Siemens Pair 1968) CV492=ECC83=12AX7 Siemens Halske Germany NOS 1968 1-2% matched (1.1/1.1ma and 1.1/1.2ma) (best in phono stages and high end preamps)
(!!!!!) (Best Siemens Pair 1968) CV492=ECC83=12AX7 Siemens Halske Germany NOS 1968 1-2% matched (1.2/1.3ma and 1.2/1.3ma) (best in phono stages and high end preamps)
(!!!!!) (Best Siemens Pair 1972) E83CC=12AX7 Siemens Halske Germany NOS triple mica 1972 printed in 1976 (1.0/1.3ma and 1.1/1.3ma) (best in phono stages and high end preamps)
(!!!!!) (Good Value Pair) 6350 Sylvania rebranded United black ribbed plates NOS large "U" getter halo 1950's (9.6/9.8ma and 9.2/9.8ma) (Emille Labs Cha'am)
(!!!!!) (Recommended Pair) 6350 Sylvania black plates NOS 1950's "D=SQUARE" getter rebranded United (8.8/9.2ma and 9/10.2ma)
(!!!!!) (Recommended Pair) 6350 Sylvania rebranded United black ribbed plates NOS large "U" getter halo 1955-1957 (10.5/10.9ma and 10.0/10.7ma) 1-3% matched
