Month: March 2025

This is a good Hickok 600A Tube Tester. It has been professionally calibrated. A new 8-pin Octal and 9-pin miniature socket saver have been installed. The case has normal wear

This is a very nice Hickok 6000 Tube Tester. It has been professionally calibrated. It includes a very nice reproduction manual that includes tube charts. The case is in excellent