(!!!!!) (Best GE Pair) 6SL7GT GE NOS round chrome plates 1951-1953 (2.1/2.3ma and 2.4/2.5ma)
(!!!!!) (BEST GEC PAIR) 6V6G Haltron by GEC UK NOS coated glass NOS 1950's original boxes (46.5ma and 46.5ma) 1% matched
(!!!!!) (Best Mullard Pair) 6V6G Mullard branded Haltron England NOS gray coated glass NOS 1950 era (43ma and 44ma)
(!!!!!) (BEST OVERALL PAIR) 6AR6 Tungsol NOS 1954-1956 (91.2ma and 92.5ma)
(!!!!!) (Best Overall Pair) 6SL7GT RCA NOS black plates gray coated glass 1953 and 1960 same build (2.3/2.5ma and 2.6/2.6ma)
(!!!!!) (BEST OVERALL PAIR) EL37 Mullard NOS black base and brown base gray plate same build NOS 1962-1966 (90.5ma and 91.5ma)
(!!!!!) (Best Overall Single) 6550 Tungsol black plate NOS branded Sylvania late 1950's (135ma) (Recommended for Audio Research power supply)
(!!!!!) (Best Overall Single) 6SN7GTB Sylvania NOS 1970 era (10.8/10.8ma) (High Gm) 1% section balance
(!!!!!) (Best Overall Syvania Pair) 6SN7GTB Sylvania NOS 1960's (8.0/8.6ma and 7.8/8.4ma) (Schiit Freya, Rogue, Modwright OPPO)
(!!!!!) (Best Overrall Single) GL-5751 GE 5-Star black plates triple mica D getter halo 1953 era (2.6/2.6ma) 1% section balance
(!!!!!) (BEST PAIR) 12AX7=ECC83 Amperex Bugle Boy Holland NOS 1965-1966 red-tip mil-grade (1.0/1.0ma and 1.0/1.1ma)
(!!!!!) (BEST PRICE) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's (0 in stock)
(!!!!!) (BEST SINGLE) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's (55/40 and 56/40)
(!!!!!) (BEST SINGLE) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's (57/40 and 58/40)
(!!!!!) (Best Sounding Pair) 12BH7A RCA gray plates NOS 1960's (9.8/10ma and 10.0/10.2ma)
(!!!!!) (Best Value Pair) 6SL7GT Sylvania brown base black plates NOS 1964 (2.0/2.7ma and 2.2/2.5ma)
(!!!!!) (Best Value Pair) JAN-6SL7WGT Sylvania brown base black plates NOS 1969 (2.0/2.3ma and 2.4/2.4ma)
(!!!!!) (Recommended Pair) 5751 Sylvania NOS black plates triple mica D getter halo 1959-1960 same build (2.0/2.2ma and 2.0/2.3ma) 1-2% matched
(!!!!!) (Recommended Pair) 6SL7GT RCA NOS 1970 era 1-2% matched (2.0/2.0ma and 1.9/2.0ma)
(!!!!!) (Recommended Pair) 6SN7GTB Sylvania NOS copper grid posts 1960-1961 (7.0/7.4ma and 7.4/7.8ma) (Schiit Freya, Rogue, Modwright OPPO)
