How To Connect The Ground Wire Of The Laser Equipment?
What is the ground wire? GND, in the context of electronics, is the reference point for all signals or a common path in an electrical circuit where all of the voltages can be measured from. This is also called the common drain since the voltage measurement along it is zero. Ground could also refer to the earth ground, literally connecting electrical equipment to the ground to prevent user contact with high voltages. Why need to connect the ground wire? The working principle of [...]