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(!!!!) (Best Single) JAN-CHS-6SL7WGT Sylvania brown base round black plates "D" getter NOS 1959 (2.6/2.6ma) 1% section balance (Highest mA and Gm)
(!!!!) (Recommended Single) JAN-CHS-6SL7WGT Sylvania brown base round black plates "D" getter NOS 1959 (1.9/2.0ma)
(!!!) (Best Value Pair) 6SL7WGT Sylvania brown base round black plates "D" getter halo 1950's (1.8/1.6ma and 1.5/1.4ma)
(!!!) (Good Value Pair) 6SL7WGT Sylvania NOS 1970's (2.1/1.6ma and 1.7/1.8ma) 1-5% matched
(!!!) (Single) 6SL7GT Sylvania round black plates NOS 1950's (2.0/2.3ma)
(!!!) 6SL7WGT Sylvania brown base round black plates like new 1955 no printing (2.6/2.8ma)
(!!) (Best Tungsol #1) 6SL7GT Tungsol gray ribbed plates NOS 1950's (2.3/2.5ma) (Same Gm)
(!!) (Single) GB-6SL7WGT Sylvania Gold Brand brown base round black plates "O" getter NOS 1950's (1.7/1.7ma) 1% section balance
