(!!) 6SL7GT Sylvania NOS branded Westinghouse tall bottle 1955 (2.8/2.7ma) Title: 6SL7GT

1 low noise tube) 6SL7GT Sylvania NOS branded Westinghouse tall bottle 1955 in white box

round gray plates

2.8ma Gm=1600

2.7ma Gm=1600

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