In life, everyone may use or see voice equipment products, which may malfunction, such as failure to make sound, intermittent sound, etc. These problems are mostly caused by problems with the voice ch
/** File name: RTC generates a 1s signal, counts the 1s signal, and realizes the timing function* Design purpose: Through the .ch file configuration, use the RTC module to generate a 1s signal, thereb
The same is true for Wi-Fi. Without Wi-Fi, none of us can be swiping away on YouTube videos on our company laptops via a rogue hotspot in a busy but socially distanced coffee shop while we’re supposed
[color=#333333][font=微软雅黑]I want to design an amplifier with a bandwidth of 15MHz~25MHz, and a gain of 40dB at 20MHz. The input signal is about 1mv. I used the OPA847 common-phase amplifier circuit to