This tube tested NOS on my TV – 7 tube tester. Date code KU – July 1965. Average new tube value – 50/50. Minimum tube value – 40/40.
Item Tag: 5AS4A 5U4GB
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1 1964 GE 5AS4A / 5U4GB D Getter Vacuum Tube Tested NOS On TV 7
This tube tested NOS on my TV – 7 tube tester. Average new tube value – 50/50. Minimum tube value – 40/40.