The first response to your post was mine, recommending the Ampltrex AT1000 tube tester. Not sure why it was deleted.
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@tomcy6 💥 🤣 ….agree Ampltrex is the best and you get what you pay for. If money is not a concern it’s a great choice. I just couldn’t justify the expense for amount of use it would get. |
And the Amplitrex can test output tubes at realistic voltages (example 6550a tube at 250V, 450V or 500V vs 170V w/Hickok 539b, plus the Amplitrex can test 6H30 and KT-150 tubes. Also, Amplitrex can test at a "fixed" bias or "auto" bias...Matching power tubes and matching both halves of a triode too. When used with a Windows computer via USB, the Amplitrex can provide a detailed report (file), in either pdf or png format. Post-able or Printable if desired. Repeatable results. |
- 14 posts total