PITTSBURGH, July 19, 2024 /PRNewswire/ -- "I thought there could be an improved testing tool for mechanics when troubleshooting 12-volt circuitry on motor vehicles," said an inventor, from Rio Rico, ...

A continuity tester, as found on most multimeters today, is a great tool for finding broken connections and short circuits. But once you’ve found a short, it’s up to you to figure out which part of ...