An hour meter will help keep engine maintenance on schedule. Evinrude How do you keep track of the hours that you put on your outboard motor each season? Add a digital hour meter to your boat’s engine ...

An AC Watt Meter, on the other hand, can by pretty useful on any workbench. This handy DIY Digital AC Watt Meter not only has an impressive 30A current range, but is designed in a hand-held form ...

New Watt and Watt-hour Meter Calibrator Measures Power Accuracy to 0.005% and Energy Accuracy to 0.015% Waltham, Mass.—Rotek Instrument Corp. announces the release of the Rotek Model MSB100, a new ...

Watt Hour Meter The watt hour meter measures the total energy supplied from the mains supply. For experimental convenience it is replaced by an indicating watt meter that indicates the instantaneous ...