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(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (10ma and 9.5ma) 1-3% matched

(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (10ma and 9.5ma) 1-3% matched

$ 69.99
(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (8.2ma and 8.4ma) 1-2% matched (same Gm)

(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (8.2ma and 8.4ma) 1-2% matched (same Gm)

$ 69.99
(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (9.0ma and 9.0ma) 1-2% matched

(!!!!!) (Best Pair) 6J5GT Raytheon black ribbed plate NOS 1950 era (9.0ma and 9.0ma) 1-2% matched

$ 69.99
(!!!!!) (Best Single #3) ECC83=12AX7 Telefunken Germany ribbed plates used/tests like new 1953-1955 (1.3/1.1ma and Gm=1700/1600) 1-5% section balance

(!!!!!) (Best Single #3) ECC83=12AX7 Telefunken Germany ribbed plates used/tests like new 1953-1955 (1.3/1.1ma and Gm=1700/1600) 1-5% section balance

$ 229.99
(!!!!!) (Best Single 1959) ECC83=12AX7 Telefunken Germany <> bottom ribbed plates NOS 1959 (1.1/1.0ma and Gm=1700/1600) 1-3% section balance

(!!!!!) (Best Single 1959) ECC83=12AX7 Telefunken Germany <> bottom ribbed plates NOS 1959 (1.1/1.0ma and Gm=1700/1600) 1-3% section balance

$ 349.99
(!!!!!) (Best Value Single) 12AX7=ECC83 Mullard UK branded Philips ribbed plates NOS 1965 (1.0/0.9ma) (163 series)

(!!!!!) (Best Value Single) 12AX7=ECC83 Mullard UK branded Philips ribbed plates NOS 1965 (1.0/0.9ma) (163 series)

$ 159.99
(!!!!!) (READ REVIEW) 6J5GT Raytheon black ribbed plate NOS 1950 era (9.2ma and 9.2ma) 1-2% matched

(!!!!!) (READ REVIEW) 6J5GT Raytheon black ribbed plate NOS 1950 era (9.2ma and 9.2ma) 1-2% matched

$ 0.00
(!!!!!) (Recommended Single) JG-6072 GE triple mica black plates

(!!!!!) (Recommended Single) JG-6072 GE triple mica black plates "O" getter NOS 1962 (2.9/2.3ma) (AKG, Tele 251, Peluso, Rode) (similar sound to 5-Star GE)

$ 199.99
(!!!!!) (Slightly Microphinic Single 1962) 12AX7A Mullard UK branded KNIGHT NOS 1962 (1.3/1.1mA and Gm=1800/1800)

(!!!!!) (Slightly Microphinic Single 1962) 12AX7A Mullard UK branded KNIGHT NOS 1962 (1.3/1.1mA and Gm=1800/1800)

$ 109.99
(!!!!) (Best Holland Pair) EF86 ADZAM Holland NOS 1963-1964 (3.5ma and 3.5ma) 1-3% matched

(!!!!) (Best Holland Pair) EF86 ADZAM Holland NOS 1963-1964 (3.5ma and 3.5ma) 1-3% matched

$ 139.99
(!!!!) (Best Pair #2) EF86 ADZAM made by Valvo Germany NOS 1970 (3.1ma and 2.9ma) 1-5% matched

(!!!!) (Best Pair #2) EF86 ADZAM made by Valvo Germany NOS 1970 (3.1ma and 2.9ma) 1-5% matched

$ 129.99
(!!!!) (Best Pair #3) 6J5GT Raytheon black ribbed plate NOS 1940's tilted bottom mica (8.6ma and 8.2ma) (best value)

(!!!!) (Best Pair #3) 6J5GT Raytheon black ribbed plate NOS 1940's tilted bottom mica (8.6ma and 8.2ma) (best value)

$ 57.99
(!!!!) (BEST PAIR) 6DN7 GE branded GE and CBS NOS 1959 same build (46.4/46.5ma and 8/9ma)

(!!!!) (BEST PAIR) 6DN7 GE branded GE and CBS NOS 1959 same build (46.4/46.5ma and 8/9ma)

$ 44.99
(!!!!) (BEST PAIR) 6SN7GTB CBS SHORT BOTTLE NOS 1961 same date codes (8.4/8.5ma and 8.2/8.9ma) (similar to Sylvania) (Close Gm) (Schiit Freya, Rogue, Cary)

(!!!!) (BEST PAIR) 6SN7GTB CBS SHORT BOTTLE NOS 1961 same date codes (8.4/8.5ma and 8.2/8.9ma) (similar to Sylvania) (Close Gm) (Schiit Freya, Rogue, Cary)

$ 129.99
(!!!!) (Best Single #1) 5692 CBS Hytron Brown base NOS 1957 (8.0/8.4ma)

(!!!!) (Best Single #1) 5692 CBS Hytron Brown base NOS 1957 (8.0/8.4ma)

$ 148.88
(!!!!) (BEST SINGLE #1) EF804S Telefunken Germany <> bottom NOS 1961 (4.0ma) (Highest mA and Gm) (V72 / V76 preamp)

(!!!!) (BEST SINGLE #1) EF804S Telefunken Germany <> bottom NOS 1961 (4.0ma) (Highest mA and Gm) (V72 / V76 preamp)

$ 229.99
(!!!!) (BEST SINGLE #1) EF804S Telefunken Germany <> bottom NOS 1961 (4.0ma) (Highest mA and Gm) (V72 / V76 preamp)

(!!!!) (BEST SINGLE #1) EF804S Telefunken Germany <> bottom NOS 1961 (4.0ma) (Highest mA and Gm) (V72 / V76 preamp)

$ 229.99
(!!!!) (BEST SINGLE #2) EF804S Telefunken Germany <> bottom NOS 1961 (3.6ma) (Highest mA and Gm) (V72 / V76 preamp)

(!!!!) (BEST SINGLE #2) EF804S Telefunken Germany <> bottom NOS 1961 (3.6ma) (Highest mA and Gm) (V72 / V76 preamp)

$ 227.99
(!!!!) (BEST SINGLE #2) EF804S Telefunken Germany <> bottom NOS 1961 (3.6ma) (V72 / V76 preamp)

(!!!!) (BEST SINGLE #2) EF804S Telefunken Germany <> bottom NOS 1961 (3.6ma) (V72 / V76 preamp)

$ 227.99
(!!!!) (Best Single 1966) 12AX7 Philips Holland NOS 1966 (Gm=1700/2100 and 1.2/1.7ma)

(!!!!) (Best Single 1966) 12AX7 Philips Holland NOS 1966 (Gm=1700/2100 and 1.2/1.7ma)

$ 159.99
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