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7581AKT66
Branded National Electronics

Round Tip

Base
Black
Bottle Height
Tall Bottle
Country
U.S.S.R.
Getter
Bottom Getter
Glass Color
Clear Glass
Mica
Double
Permanentid
u0uhg7ec
Pin Color
Silver Pins
Plate Color
Matte Gray
Tip Shape
Round Tip
National Electronics 7581A KT66 tube photoNational Electronics 7581A KT66 tube photo

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