Sencore PR-57 Powerite Variac Repair, Calibration, and Upgrade

Thought I'd put this neat little unit to work on my bench but it took some work to get it functional and accurate. Added a little upgrade to bring it into the current decade of technology. Hope you enjoy :-) Link to the round outlets I used. https://amzn.to/40nfLoA Link to the power meter I used. https://www.ebay.com/itm/134694231802