This listing includes two Amperex vacuum tubes, specifically the 6883B/8032A/8552 model. These tubes have been tested and are guaranteed to be functional. They were made in Holland and are of high quality. The brand Amperex is known for producing excellent vacuum tubes, and these are no exception. These tubes are perfect for vintage audio and video equipment, and are sure to improve the sound quality of your setup.

Tested on calibrated Sencore TC-162 Tube tester tested “good” also tested for shorts and grid leakage no shorts found no visible grid leaks. Selling as used due to missing original boxes, boxes do show age labels on tubes have faded due to age. Please see photos any questions please ask. Thank you.