If you’ve seen a big air-variable capacitor, you may have noticed that some of the plates may have slots cut into them. Why? [Mr Carlson] has the answer in the video below. The short answer: ...

Abstract: Guidance for the application of ac high-voltage circuit breakers switching capacitive currents is provided. The general theory of capacitive current switching and the notions of restrike, ...

Abstract: A new type of coplanar capacitance sensor was designed to address the problem that coplanar capacitance sensors are difficult to use for measuring and characterizing defects at different ...