(!!!!) (#1 6L6GC RCA Black Plate Pair) 6L6GC RCA black plate NOS 1960's - 1969 (75ma and 78ma)
(!!!) (#1 1614 Pair) 1614 GE NOS 1958-1962 (62ma and 62ma)
(!!!) (#1 205F) 205F Western Electric NOS in original box with data sheet (452=1954) (37ma) (tested on Amplitrex)
(!!!) (#1 336A Pair) 336A Western Electric NOS 1956-1957 (63ma and 65ma)
(!!!) (#1 5881 Tungsol Pair) 5881 Tungsol NOS 1959-1960 (72ma and 74.5ma)
(!!!) (#1 5998 Tungsol) 5998 Tungsol black plates 1950's rebranded Heintz and Kaufman NOS (73ma/86ma) (Good Ma and High Gm)
(!!!) (#1 6146B RCA Pair) 6146B RCA 1964-1971 (90ma and 93ma)
(!!!) (#1 6B4G Pair) 6B4G Sylvania NOS separate plates - same build - 1952 (95ma and 95ma) (strongest Ma and Gm) (Buy 2 Pairs receive 5% discount)
(!!!) (#1 6B4G Pair) 6B4G Sylvania rebranded RCA NOS 1952 separate plates (88.5ma and 91ma)
(!!!) (#1 6BQ5=EL84 Mullard Quad) EL84 Mullard (40, 41, 42, 44ma) (matched on Amplitrex)
(!!!) (#1 6CA7 SYLVANIA BIG BOTTLE PAIR) 6CA7 Sylvania BIG BOTTLE 1970's NOS (91ma and 94ma) (matched on Amplitrex)
(!!!) (#1 6L6GC QUAD) 6L6GC Sylvania short bottle NOS 1970 in white boxes (67, 69, 72, 72ma)
(!!!) (#1 6L6GC - BEST GE PAIR) 6L6GC GE NOS 1960's (74.2ma and 74.5ma) 1% matched
(!!!) (#1 6L6GC GE QUAD) 6L6GC GE NOS 1960's within 1ma (67.5, 67.5, 67.6, 68ma)
(!!!) (#1 6L6GC Sylvania Tall Bottle Pair) 6L6GC Sylvania TALL BOTTLE NOS 1970's same build (73ma and 73ma)
(!!!) (#1 7027A - BEST OVERALL PAIR) 7027A RCA metal base black plates NOS 1950's - 1960 (70ma and 72ma) matched on Amplitrex
(!!!) (#1 7027A - BEST SYLVANIA) 7027A Sylvania NOS original boxes - same date codes (IG) (84ma and 82.5ma) (matched on Amplitrex)
(!!!) (#1 7027A GE Pair) 7027A GE NOS 1960's (78.5ma and 79ma)
(!!!) (#1 7027A Sylvania Pair) 7027A Sylvania NOS (85ma and 88ma) (Highest Ma and Gm)
(!!!) (#1 7236 PAIR) 7236 Sylvania NOS 1963 (81/95ma and 82/97ma) closely matched
