What is the basic principle of sonar signal simulator based on DDS technology?

On 2021-03-20 11:13:27  in Relays

What is the basic principle of sonar signal simulator based on DDS technology?

This article describes the characteristics of the digital circuits in signal simulator. ...

What is a transistor? What's the role?

On 2018-10-27 10:46:55  in Relays

What is a transistor? What's the role?

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

Transistor FET

On 2018-08-24 11:08:36  in Relays

Transistor FET

The appearance of the public field effect transistor is shown in Fig.First, the classification of FET. ...

​Electret capacitive microphone

On 2018-11-01 14:19:07  in Relays

​Electret capacitive microphone

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 ...

How to prevent solid-state relay and equipment failure!

On 2018-12-17 11:51:59  in Relays

How to prevent solid-state relay and equipment failure!

The article explores how to prevent solid-state relay and equipment failure! ...