If a person spends 50,000 yuan to buy an antique, and then sells it for 60,000 yuan, and then regrets the sale, and then buys it back for 70,000 yuan, and then sells it again for 80,000 yuan, how much...
Preface:In the basic chapter, our knowledge of ESP8266 itself is mostly limited to the application on the basic development board. However, it is a WiFi module itself, so understanding and using its W...
I want to use ON Semiconductor's devices to drive MOS, but I can't find any AD files on the official website. There are only simplis models and pspice models. Has anyone used their libraries? I want t...
The American Microwave Technology Show (IMS) is a gathering place for RF and microwave professionals, and it is also the birthplace of new academic research and technical products in the microwave fie...
Negative power supply designThe project (home portable physiotherapy product) uses ± power supply 12V, -5V. To generate these voltages, I thought of several solutions.1. Use two lithium batteries with...