Beautiful MULLARD ECC82 / 12AU7A tube. Branded "Daystrom made by Mullard".Manufactured in Great Britain at the Mullard Blackburn facility. Date code: B2K2. Tested on military TV7 tube tester. With 56 being minimum reading for a good tube , this tube reads nicely balanced at 106/109. FREE U.S. SHIPPING ! Thank you for looking !!!