(2) Working Accurate Instrument 161 Filament Tube Testers with1 Manual
Peter Wieck wrote:
These are the most primitive of tube-testers. Not terribly useful in
any of the venues where posted.
About worth the $9.99 opening price if shipping is free.
Peter Wieck
Wyncote, PA
Not even a tube tester, just a filament tester.
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