The article explores that Is Replacing Old Mechanical Relays via PLCs a Good Idea ...

To measure the secondary coil of the output transformer,it can be measured directly with the two surface pen to check the output end of the city ...

Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...

This article writes about the solid state relay (SSR) ...

This article describes the role of reed relay and solid state relay ...

Inductors are usually classified by skeleton, winding, shielding, packing material, magnetic core or magnetic core. ...

The common characteristic of transformer is that the DC circuit on both sides is completely separated, and the energy transfer on both sides is coupled by magnetic field. ...

It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...

Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...

In identifying and detecting common components, the resistance is the forward resistance of the diode. ...