This video has no sound, so there is no need to adjust the volume.Because it was my first time using Oracle VM VirtualBox to record, I don't know why I couldn't see the mouse pointer, and the whole pr
[color=#333333][font=-apple-system-font, BlinkMacSystemFont, "][size=3][size=17px][align=left]This is a power supply with a wide input voltage of 120-277V 60HZ, an output of 48V, 273mA, and a Buck top
Students who are participating in the National Undergraduate Electronic Design Competition are preparing for the competition. Do you need any help? We are willing to serve you.Prepare for the 2019 Nat
The hysteresis comparator can also be understood as a single-limit comparator with positive feedback. For a single-limit comparator, if the input signal Uin has a slight interference near the threshol