Autotransformer and voltage regulating transformer

On 2018-08-28 17:33:17  in Relays

Autotransformer and voltage regulating transformer

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. ...

Classification of capacitors

On 2018-10-30 11:59:35  in Relays

Classification of capacitors

According to function.It can be divided into polyester capacitor,mica capacitor,high frequency ceramic capacitor,monolithic capacitor ...

​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 ...