(!!) (Good Value Single) 12BH7A GE Daystrom gray oval plates low hours like new 1960's (9.2/9.0ma) (Same Gm)

1 low noise tube) 12BH7A GE Daystrom gray oval plates low hours like new 1960's in WB

1 section) 9.2ma Gm=3100

1 section) 9.0ma Gm=3100

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