Tube Type / Number: Type JAN-CNU-80 Rectifier
Actual Brand*: National Union NU
Printed Brand: NU
Quantity: 1 Piece-Single
Matching Date Codes?
Plate Construction: Outer 2 Black Smooth T
Getter Construction: Bottom D Foil
Country of Manufacture: USA
Visible Date Codes: 247 52-18
Lettering Condition: 90 Percent
Number of Mica Spacers: 2
Mica Shape: Rectangle Saw
Smoked Glass? Clear
Engraved Base? Yes
Boxes (always included): Not Original
Notes: ST