Quality is the guarantee for the development and survival of an enterprise. In all the company's production and operation activities, insisting on quality first is a prerequisite for us to gain a foo

Capacitance refers to the amount of charge stored at a given potential difference. It is widely used. It is mainly used in power filtering, signal filtering, signal coupling, resonance, DC blocking an

Tact switch is an electronic switch that can be turned on by lightly pressing the switch button when in use. When the hand is released, the switch is turned off. The internal structure of the switch i