(!!!!) (2nd Best Pair) GB-6136=6AU6 Sylvania Gold Brand Gold Pins NOS 1960's (6.8ma and 6.9ma) (Same Gm)
(!!!!) (3rd Best Pair) GB-6136=6AU6 Sylvania Gold Brand Gold Pins NOS 1960's (6.5ma and 6.5ma) 1% matched
(!!!!) (Best Overall Single) GB-5963=12AU7 Sylvania Gold Brand Gold Pins NOS 1960's (11.2/13.6ma)
(!!!!) (Best Pair) GB-6005 Sylvania Gold Brand Gold Pins NOS coated glass 1960's (47ma and 48ma) (best sound)
(!!!!) (Best Single) JAN-5687WA Sylvania NOS 1967 (38/39ma) (Highest Ma and Gm)
(!!!!) (Recommended Pair) GB-6136=6AU6 Sylvania Gold Brand Gold Pins NOS 1960's (6.3ma and 6.3ma) 1% matched
(!!!!) (Single) GB-6922 Sylvania Gold Brand Gold Pins used/75% 1960's (8.0/8.4ma)
(!!!) (Best Pair #2) 5965 Sylvania NOS 1960's (16.6/18.2ma and 18.2/16.8ma) (Berning, Conrad Johnson, Loth, Exemplar)
(!!!) (Best Pair) 5965 Sylvania NOS 1960's (19.2/18.8ma and 19.6/18.0ma) (Berning, Conrad Johnson, Loth, Exemplar)
(!!!) (BEST PAIR) GB-5654=6AK5 Sylvania Gold Brand Gold Pins NOS 1960's (9.3ma and 9.9ma)
(!!!) (PAIR) 6350 Sylvania black plates "D" getter NOS 1950's (11/9ma and 11.4/9.2ma)
(!!!) (Recommended Single) GB-6350 Sylvania Gold Brand black plates NOS 1962 square "D" getter (10.2/10.8ma)
(!!) (BEST PAIR) 6AS6 RCA gray plate NOS 1963-1968 (5.0ma and 5.0ma)
(!!) (Best Pair) GB-5726=6AL5 Sylvania Gold Brand Gold Pins NOS 1960's (49-49/40 and 49-49/40)
(!!) (Best Pair) GB-5726=6AL5 Sylvania Gold Brand Gold Pins NOS 1960's (49-50/40 and 50-50/40)
(!!) (Best Single) 12AU7WA=6189 Sylvania NOS 1960's (10/10ma)
(!!) (Best Single) 5965 Sylvania NOS 1960's (21/19ma)
(!!) (set of 4) JG-5725=6AS6W GE "D" getter NOS 1956 (4 tubes for $10.99)
(!!) (slightly microphonic) JHS-12AT7 Sylvania black plate "D" getter 1953 (11.2ma/11.2ma) 1% section balance
(!!) 12AU7WA=6189 Sylvania NOS 1960's (8.8/9.0ma)