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
- 2mw8p7elid
- Pin Color
- Silver Pins
- Plate Color
- Matte Gray
- Tip Shape
- Round Tip
More 7581A type tube
More KT66 type tubes
More tubes branded National Electronics
Branded National Electronics
Branded National Electronics