Description
One (1) 5U4GB Westinghouse vintage vacuum tube, made in Canada, tube has black ribbed plates, clear top, top side rectangular getter, tube tests: 88, 86 % Price is for all tubes pictured. Tubes are tested for emission, as well as for shorts, life test and grid leakage on calibrated Sencore Mighty Mite tube tester, on scale 1-120, good quality on my Sencore starts at 70. We test all tubes we sell! We will combine shipping! Check out my other tubes!