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  1. New Old Stock Raytheon 6AM8A vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading ...
    tvguy31aw ·4 weeks ago on eBay
  2. New Old Stock RCA 1K3A/1J3 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading ov...
    tvguy31aw ·4 weeks ago on eBay
  3. New Old Stock Sylvania 19AU4GTA vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with readi...
    tvguy31aw ·4 weeks ago on eBay
  4. New Old Stock RAYTHEON 12AX4GTB vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with readi...
    tvguy31aw ·4 weeks ago on eBay
  5. NEW OLD STOCK 2AV2 GE vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with readings over 6...
    tvguy31aw ·4 weeks ago on eBay
  6. NEW OLD STOCK 3CB6/3CF6 RCA vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with readings ...
    tvguy31aw ·4 weeks ago on eBay
  7. New Old Stock RCA 6FV6 Vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over 6...
    tvguy31aw ·4 weeks ago on eBay
  8. 1 New Old Stock 6W6GT GE vacuum tubes. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading ove...
    tvguy31aw ·4 weeks ago on eBay
  9. New Old Stock RCA 21GY5 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over ...
    tvguy31aw ·4 weeks ago on eBay
  10. New Old Stock RCA 23Z9 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over 6...
    tvguy31aw ·4 weeks ago on eBay
  11. New Old Stock GE 6BY6 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over 60...
    tvguy31aw ·4 weeks ago on eBay
  12. One USED 6SA7 Tung-Sol vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with readings over ...
    tvguy31aw ·4 weeks ago on eBay
  13. 1 New Old Stock 4BZ6/4JH6 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading ove...
    tvguy31aw ·4 weeks ago on eBay
  14. 1 New Old Stock 4DT6A vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over 60...
    tvguy31aw ·4 weeks ago on eBay
  15. 1 New Old Stock 5GM6 vacuum tube. Tube has been tested on a Hickok Model 799 Dynamic Mutual Conductance Tube Tester with reading over 600...
    tvguy31aw ·4 weeks ago on eBay
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