Product Description
A closely matched pair of extremely rare 1940s military Tungsol CTL 6SN7GT dual triode vacuum tubes-fully tested. Black round plates, black glass, oval top mica with side supports. One tests 2660/2555 uMhos, the other 2620/2730 uMhos with baseline acceptable of 1750 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube boxes.