Supreme Instruments 1930s Radio/Vacuum Tube Tester - $200 (Montgomery)

condition: fair

make / manufacturer: Supreme

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Vintage vacuum tube tester from the 1930s
I do not have the knowledge to test it but it was working when last used by my grandfather many years ago.

post id: 7910627416

posted: 2026-01-23 16:31

updated: 2026-04-01 17:51

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Supreme Instruments 1930s Radio/Vacuum Tube Tester - electronics -...

Vintage vacuum tube tester from the 1930s I do not have the knowledge to test it but it was working when last used by my grandfather many years ago.