NASHUA – A crummy transformer is forcing power officials to pull the plug on some of the city’s residences and businesses tonight. About 2,200 customers in the Crown Hill and French Hill neighborhoods ...
While troubleshooting the power supply of a 1970s Centurion system, [Usagi Electrics] came across a fascinating feature of these units: the ferroresonant, or constant voltage transformer (CVT). The ...
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