This popular article was originally published in the Jan. 16, 2019, issue of Radio World and Jan. 24, here at the website. Understanding electronics and electronic troubleshooting starts with knowing ...

This video provides a clear explanation of resistors and their role in electronic circuits. It introduces the principles ...

This story begins with a puzzling situation for building engineers at The Ritz Plaza in New York City. The two-year-old cold cathode cove light sitting above the indoor swimming pool saw its ...

It is hard to get very far into electronics without knowing Ohm’s law. Named after [Georg Ohm] it describes current and voltage relationships in linear circuits. However, there are two laws that are ...

Four factors affecting the resistance of a wire are described. Ohm’s Law: Four factors affecting the resistance of a wire are described and students learn how to solve problems using Ohm’s Law. Ohm’s ...

Georg Ohm was a 28-year–old high school physics teacher in 1825 when he first decided to study the effect of the metal in a circuit on the current produced. This experiment was possible because five ...