(!!!) (#1 12AU7 Pair) 7730=12AU7 Raytheon gold plated pins NOS 1960's (High Ma and Gm)
(!!!) (#1 12AX7 Mazda Pair 1957) 6L13=12AX7 Mazda Valve long plates NOS made by Mullard Blackburn UK 1957 (f91 series) (highest Ma and Gm)
(!!!) (#1 12AX7=ECC803S SINGLE) ECC803S=12AX7 Telefunken Germany <> bottom NOS 1968 1% section balance (Gm=1750/1800) (1.6/1.6ma) (Highest Ma and Gm)
(!!!) (#1 286A) 286A Western Electric "top printing" NOS 1942-1945 (7.0ma)
(!!!) (#1 6085 Pair) E80CC=6085 Philips Miniwatt SQ Holland 1966 (matched on Amplitrex)
(!!!) (#1 6106 BEST VALUE) 6106 Bendix 1950's NOS rebranded 5Y3WGTA Heintz & Kaufman in 1970's (62/40 and 65/40)
(!!!) (#1 6106 BEST VALUE) 6106 Bendix 1950's NOS rebranded 5Y3WGTA Heintz & Kaufman in 1970's (66/40 and 70/40) slight glass tilt
(!!!) (#1 6189 Pair- Best Overall) 6189=12AU7 Amperex PQ France NOS 1969
(!!!) (#1 6201 Mullard Pair) 6021=CV3986 Mullard UK Whyteleafe plant NOS 1972 original boxes (matched on Amplitrex)
(!!!) (#1 6550 Single) 6550 Tungsol black plate NOS original box 1950's (144ma)
(!!!) (#1 6922 Siemens Pair from 1965 - Best Sound) 6922=E88CC Siemens Halske Germany gray shield NOS 1965 (A0 Series) (high Ma and Gm)
(!!!) (#1 6SJ7WGT QUAD) 6SJ7WGT Sylvania black plate NOS 1960's (3.3, 3.3, 3.3, 3.4ma) (matched on Amplitrex AT1000)
(!!!) (#1 76 Sylvania Pair) 76 Sylvania NOS 1940's (5.4ma and 5.2ma)
(!!!) (#1 ECC33 Best Overall) ECC33 Philips Miniwatt by Mullard gray plates "D" getter halo NOS 1955 (7.8/8.2ma) 2-3% section balance
(!!!) (#1 EL5 QUAD) EL5 Tungsram UK NOS 1947-1949 same build (79ma, 79.5ma, 81ma, 82ma) (matched on Amplitrex) (strong Ma)
(!!!) (#2 5992 PAIR) JAN-CEA-5992=6V6GT Bendix NOS 1955 (36.5ma and 39.5ma)
(!!!) (#2 6201 Mullard Pair) 6021=CV3986 Mullard UK Whyteleafe plant NOS 1972 original boxes (matched on Amplitrex)
(!!!) 274A Emission Labs Mesh-Plate NEW 2013 (1 Pair)
(!!!) 286A Western Electric "top printing" NOS 1942-1945 (6.6ma)
(!!!) 286A Western Electric "top printing" NOS 1942-1945 (6.9ma)
