* Question What are the advantages of vacuum photocells? * Answer The advantage of the vacuum phototube is that the…

* Question What is the temperature rise time of the sensor? * Answer Sometimes the operation of the sensor before…

* Question What are the common fieldbuses? * Answer 1.Foundation Bus Foundation (FF) 2.Process Field Bus (PROFIBUS) 3.Local operation network…

* Question What is the role of the inverter? * Answer The inverter is one of the most important parts…

* Question How to design UHF RFID anti-metal tag antenna? * Answer The design principles of the UHF RFID anti-metal…

* Question Briefly describe the design of the underlying driver of the RTL8019AS network? * Answer The driver of RTL8019AS…

* Question Compared with amplitude modulation, what are the advantages of FM? * Answer 1) Good anti-interference when receiving; 2)…

* Question What are the traditional BER testers? * Answer The traditional BER tester consists of two parts: (1) pattern…

* Question Which five subsystems are the power management system also divided into? * Answer The backlight of a monochrome…

* Question What is the main purpose of the limiter circuit? * Answer The main purpose of the limiter circuit…