This sale offers a vintage RCA Radiotron 6U5 Magic Eye Electron Ray Indicator radio tube.

Made in U.S.A.

This tube tested with very good emission on my Eico model 666 Dynamic Conductance tester with no shorts or leakage.

On the meter percentage scale of 0-140, with a minimum of 80, it tested top of scale strong at 140. Color is medium bright and uniform throughout.

PLEASE FEEL FREE TO ASK ANY QUESTIONS YOU MAY HAVE ABOUT THIS ITEM.