American Scientific Development Company Model TV-20 tester

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American Scientific Development Company Model TV-20 tester

Postby TubeMuseum » Sun Nov 06, 2016 10:51 pm

This is another tester I am restoring. Anyone know where I can find an electronic copy of a manual, or a schematic?

Anyone have experience restoring one of these? Or using one?

Thanks!

All the Best,

Charles

Charles Francis Bacon, Keeper of the Vision
International Vacuum Tube Museum www.internationalvacuumtubemuseum.org
International Telescope Museum www.telescopemuseum.org (new website in process)
TubeMuseum
 
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