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(!!!!!) (Best Pair #1) 6SN7GTB GE NOS 1965 same date codes (7.8/7.6ma and 8.6/8.0ma) (Schiit Freya, Rogue)
(!!!!!) (Best Value Pair) 6SN7GTB GE NOS 1964-1965 same build (6.4/7.0ma and 6.6/7.6ma)
(!!!!) (Good Value Pair) 6SN7GTB GE NOS 1966-1968 (7.4/6.2ma and 7.6/6.8ma) (same Gm)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1955 (6.6/6.8ma and 6.6/6.4ma)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1956-1957 (7.6/6.8ma and 6.6/7.3ma) (same Gm)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1958-1961 (6.4/6.8ma and 6.4/6.6ma)
(!!!!) (Good Value Pair) 6SN7GTB GE used/good 1960-1964 (6.6/6.2ma and 6.2/6.4ma)
(Read Review) 6SN7GTB GE NOS 1968-1974 (Schiit)
