Dear experts, the circuit diagram is as shown. I gave P32 a high level, and the active buzzer did not sound. It sounded after I dropped it (no poor soldering). After it sounded, I blocked the middle r
Design and production of high frequency amplifier2-1 Characteristics of a high-frequency signal amplifierThe amplifier circuit can be said to be the basic unit of analog signal processing circuits, es
[color=#222222][font=Helvetica,]STM32 platform debugs ADE7878, feeds 220V voltage and current fundamental wave signal through three-phase standard source, sets power factor to 0.5L, during debugging,
MIT Open Course: Signals and Systems: Analog and Digital Signal Processing : https://training.eeworld.com.cn/course/4726This course introduces analog and digital signal processing techniques. The main
This article describes some of the key aspects of system design, with a particular focus on printed circuit board (PCB) ground and power plane routing techniques. Modern ADCs require modern board desi