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(!!!) (BEST SOUNDING PAIR) 5Y3GT RCA Motorola NOS 1970 (56-60/40 x 2 tubes)
(!!!) (Best Sounding Pair) 80 Sylvania Philco NOS 1950 (54-57/40 and 56-58/40)
(!!!) (Best Sylvania Pair) 6JE6C=6LQ6 Sylvania NOS 1970's (89ma and 87ma)
(!!!) (Best Sylvania Single) 8417 Sylvania NOS branded Westinghouse NOS 1973 (113mA)
(!!!) (Best Value #1) 12AX7A RCA gray ribbed plates "O" getter halo NOS 1973 (1.0/0.9mA and Gm=1400/1550)
(!!!) (Best Value #2) 12AX7A RCA gray ribbed plates "O" getter halo NOS 1967 (0.9/1.1mA and Gm=1300/1500)
(!!!) (BEST VALUE PAIR #1) 6SN7GTB RCA coin-base 1970-1975 (10.4/9.6ma and 9.4/10.6ma)
(!!!) (BEST VALUE PAIR) 01A Sylvania engraved base used/good 1930's (2.4ma and 2.7ma) (same Gm)
(!!!) (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)
(!!!) (Best Value Pair) 26 RCA ST-14 engraved base used/good 1930's (3.9/4.0ma)
(!!!) (Best Value Pair) 26 RCA/Cunningham ST-14 used/good 1940's (3.8ma and 3.8ma)
(!!!) (Best Value Pair) 47 RCA branded ARCTURUS NOS 1940's (33.2ma and 33ma)
(!!!) (Best Value Pair) 5Y3GT Philips Holland NOS 1960's (60-68/40 and 60-69/40)
(!!!) (BEST VALUE PAIR) 5Y3GT RCA Motorola NOS 1970 (55-65/40 and 55-63/40) (best sound)
(!!!) (Best Value Pair) 5Z3G RCA NOS 1957 in gold colored boxes slightly tilted glass (56-59/40 and 57-60/40)
(!!!) (Best Value PAIR) 6GH8A Lindal Hitachi Japan NOS 1970's (10.8/13.8ma and 10.8/13.8ma) 1-3% matched
(!!!) (Best Value PAIR) 6GH8A Lindal Hitachi Japan NOS 1970's (10/11.6ma and 11.5/10.5ma)
(!!!) (Best Value Pair) 866A RCA like new 1956-1959 in white boxes (60-62/40 x 2 tubes)
(!!!) (Best Value Pair) NL-866A National USA NOS 1999 (58/40 x 2 tubes)
(!!!) (Best Value Single) 12AX7A RCA gray plates used/good 1960's (Gm=1400/1500 and 0.9/0.9ma)
