Introduction - If you have any usage issues, please Google them yourself
Electronic scales are often used in our lives a convenient tool for precise weighing, was a little wide residual drift can borrow an automatic zero tracking software to a good solution. Pan stable amount of gain applied to commercial, supermarkets, bazaars and retail and other public places. Its principle is to ensure the stability of the negative feedback circuit, and to choose a high value resistor and a multi-turn potentiometer.