(!!!) 6SL7WGT Sylvania brown base round black plates like new 1955 no printing (2.6/2.8ma) Title: 6SL7WGT Sylvania NOS 1955

1 low noise tube) 6SL7WGT Sylvania brown base round black plates like new 1955 no printing

2.6ma Gm=2000

2.8ma Gm=2000

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