I am studying operational amplifiers recently. If a single power supply is used, there should be no negative half-cycle after the AC signal is input and amplified. However, why is there a negative hal
In order to adapt to the increasingly prominent electromagnetic interference problems and the mandatory implementation of electromagnetic compatibility standards, and to meet the needs of electrical i
Working in a stupid company, there is a stupid boss who really makes me want to quit every day. Every time the stupid boss assigns me something to do, he always says that so-and-so is going to do some