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What are the symbols represent in circuit diagram?

On 2019-03-26 11:26:30 in Generally electronic component

This article introduces the symbols represent in circuit diagram......

What is an buzzer and speaker?

On 2019-01-21 16:58:01 in Generally electronic component

This article describes the buzzer and speaker.......

Common switch and automatic switch: relay

On 2019-01-21 16:53:38 in Generally electronic component

This article briefly introduces the common switch and automatic switch: relay......

What are the principle,types and main technical parameters of a switch?

On 2019-01-08 10:56:57 in Generally electronic component

This article describes the principle,types and main technical parameters of a switch......

What is a small cover pole motor and how to test and repair it?

On 2019-01-08 10:21:31 in Generally electronic component

This article describes about the small cover pole motor and how to test and repair it......