Having acquired some piece of old electronic equipment, be it a computer, radio, or some test gear ... and analog circuits often have a number of old aluminium electrolytic capacitors of unknown ...

Most component testers require removal of a component to test it. [Mr Carlson] recently restored an old Paco C-25 in-circuit capacitor tester. He does a very complete video tearing it down and ...

In this article, we explained the design process of a mini Tesla coil, covering its components, circuit details, PCB design, ...

A simple way to test whether a component is active or not is ... Its function is to store electrical energy in an electric field and deliver it to the circuit when needed. The capacity of a capacitor ...