A power supply circuit, please analyze the working principle and the role of C3, R3, C4, VT1, VR1, please help me.This content is originally created by EEWORLD forum user aacm . If you need to reprint
The specific situation is as follows. I need to use VS2005's C# to write a software for window mobile5, which is required to achieve the following functions: connect to a printer with Bluetooth functi
I would like to ask you. The situation is like this: we used a third-party open source code with some bugs, and now it has been fixed. What I want to ask is: 1. Do you modify the fixed code directly i
I need help from all the experts to design an amplifier circuit that can amplify the signal by about 1000 times. My graduation project needs to amplify the pressure signal by about 1000 times and send