(!!!!) (Best Pair) 12SN7GTA GE coin-base side getter NOS 1980 (8.4/8.0ma and 8.2/8.4ma) 1-2% matched
(!!!!) (Best Pair) 12SN7GTA GE coin-base side getter NOS 1980 (8.6/8.6ma and 8.8/8.6ma) 1-2% matched
(!!!!) (Best Single) 12SN7GTA Sylvania branded GE NOS 1960's (11.0/11.4ma) (same Gm)
(!!!!) (Good Value Pair) 12SN7GTA GE coin-base side getter NOS 1981 (7.2/8.0ma and 7.2/8.0ma) 1-2% matched
(!!!!) (Good Value Pair) 12SN7GTA GE coin-base side getter NOS 1981 (7.4/7.4ma and 7.2/8.0ma) 1-5% matched
(!!!!) (Recommended Pair) 12SN7GTA GE coin-base side getter NOS 1980 (9.0/9.4ma and 9.0/9.8ma)
(!!!!) (Recommended Pair) 12SN7GTA GE coin-base side getter NOS 1980-1981 (8.2/9.0ma and 8.6/8.8ma) 1-5% matched
(!!!) (Best Single from 1951) 12SN7GT GE parallel black ribbed plates 1951 (7.6/8.4ma)
(!!!) (Good Value Pair) 12SN7GTA GE coin-base side getter NOS 1981 (7.8/7.4ma and 7.6/7.6ma) 1-3% matched
(!!!) (Recommended Pair) 12SN7GTA GE coin-base side getter NOS 1980 (9.0/8.8ma and 8.6/9.0ma) 1-3% matched (Same Gm)
(!!!) (Recommended Pair) 12SN7GTA GE coin-base side getter NOS 1980 (9.4/10.2ma and 9.8/10.6ma) (Close Gm)
(!!!) (Recommended Pair) 12SN7GTA GE coin-base side getter NOS 1980 (9.4/9.0ma and 8.8/9.2ma) 1-3% matched (Same Gm)
(!!!) 12SN7GTA Sylvania branded RCA used/good 1967 (10/12.5ma)
(!!) 12SN7GT Sylvania Philco chrome top black plates NOS 1956 (8.2/8.4ma)
(!) (Single) 12SN7GTA RCA black plates NOS 1960's (8.4/8.0ma)
12SC7 International Canada NOS, probably made by GE (2.0/2.1ma)
12SC7 International Canada NOS, probably made by GE (2.3/2.8ma)
12SC7 Ken Rad NOS 1940's (3 in stock)
12SC7 Philco NOS 1940's (1.8/1.8ma) 1% section balance
12SC7 Philco NOS 1940's (1.8/2.1ma)