(!!!!!) (Best Single) EL34 Mullard UK branded CMI XF2 single halo "O" NOS 1969 (96.7ma)
(!!!!!) (Best Single) EL34 Mullard UK branded Siemens XF2 double halo "O-O" NOS 1963 (108ma)
(!!!!!) (Best Single) EL34 Mullard UK XF2 single halo "O" NOS 1973 (85ma)
(!!!!!) (Best Value Single) EL34 Mullard UK branded Pinnacle XF2 double halo "O-O" NOS 1965 (67ma)
(!!!!!) (Recommended Pair) E80CF=7643 Valvo branded Philips Miniwatt SQ NOS 1963 (PREMIUM 6BL8 SUB) (Tuners)
(!!!!) (Best Value Pair) 6BQ5 Sylvania used/good 1970 era (41ma and 46ma)
(!!!!) (Best XF3 Pair) EL34 Mullard XF3 NOS 1974 (94.4ma and 95.8ma) (best matched pair)
(!!!!) (Recommended Single) EC92 Valvo Germany by Siemens NOS 1972 (12.5ma)
(!!!) (BEST PAIR) EL86 Valvo Holland NOS original boxes 1969 (71ma and 72.5ma)
(!!!) (Best Single) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1961 (Premium 6BL8 SUB) (Highest mA and Gm)
(!!!) (BEST SINGLE) E81L=6686 Siemens made By Valvo, Hamburg, Germany NOS 1963 (22ma)
(!!!) (Best Value Pair) E80CF=7643 Valvo Germany branded International NOS 1961-1963 (PREMIUM 6BL8 SUB) (Tuners) 1-5% matched
(!!!) (Best Value Pair) E80CF=7643 Valvo Germany branded International NOS 1962-1963 (PREMIUM 6BL8 SUB) (Tuners) 1-5% matched
(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1961 (12.8/18mA) (PREMIUM 6BL8 SUB) (Tuners)
(!!!) (Best Value Single) E80CF=7643 Valvo Germany branded International NOS 1963 (10.8/13.4mA) (PREMIUM 6BL8 SUB) (Tuners)
(!!!) (Best Value Single) ECC82=12AU7 Philips Miniwatt Holland ribbed plates used/like new 1963 (9.4/9.8ma)
(!!!) (Best Value SIngle) EF86 Valvo Germany branded Philips NOS 1970 (4.4ma) (highest Ma and Gm)
(!!!) (Recommended Pair) EL86 Valvo Holland NOS original boxes 1969 (59.5ma and 61.5ma)
(!!!) (Recommended Single) 12AT7=ECC81 Siemens Halske Germany NOS branded VALVO 1966 (9.0ma/10.6ma)
(!!!) (SINGLE) E81L=6686 Siemens made By Valvo, Hamburg, Germany NOS 1971 (14.6ma)