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1. Why does the LED industry need to test fundamental power factor? The general definition of power factor is the ratio of active power to apparent power. A low power factor indicates that the circui...[Details]

Since the establishment of Meike Power Supply in 1998, Meike Power Supply has gone through 19 years in a flash. 19 years symbolizes a baby growing up. It has been a tremendous change for Meike Powe...[Details]

       Use your phone to scan the QR code to pay, ride a bicycle, contact people through WeChat or phone, and open the food delivery app to arrange your daily meals. 　　Ubiquitous electricity and the ...[Details]

The insulated gate bipolar transistor IGBT, which came out in the 1980s, is a new type of power electronic device that combines the advantages of GTR and MOSFET, with convenient control, fast switchi...[Details]

　　The inverter consists of two parts: the main circuit and the control system. Inverters are widely used and come in many types. The basic types are: 　　(1) According to the type of DC power supply ...[Details]

Introduction: LPC900 series Flash microcontrollers provide packages ranging from 8-pin to 28-pin, which can meet the needs of various applications that have limited cost and circuit board spa...[Details]

Arena, named after football legend Johan Cruyff, has turned to Nissan, Eaton and Mobility House for green solutions. Vehicle-to-grid (V2G) technology has been put into use at t...[Details]

One of the most important challenges facing electronic application designers today is to minimize the energy consumption of electronic systems. To achieve this goal, most systems utilize different low...[Details]

Intel will work closely with MediaTek to jointly develop, validate and support 5G modem solutions to bring consumers an excellent next-generation PC experience . As part of the collaboration, Intel ...[Details]

In the shipment of FPD exposure equipment from October to December 2019, Canon and Nikon, two mainstream FPD equipment companies, shipped 16 units, falling below 20 units for two consecutive periods....[Details]

Geely launched the "Safety Identification Circle" technical concept. What does this reflect about Geely's understanding of technology? In July, the sales volume of Boyue exceeded 10,000 units. Jud...[Details]

The trigger function of digital oscilloscopes is becoming more and more powerful, from conventional triggering to protocol triggering and then to template triggering. However, in the basic trigger set...[Details]

Mixers are often implemented using a diode bridge or a Gilbert cell. Both types of mixers use a local oscillator (LO) to jump the polarity of the radio frequency ( RF ) input. When LO is positive, ...[Details]

I have been learning 51 MCU for more than a month. I stayed up all night to participate in a competition and wrote the OLED+DHT11 program. The MCU source program is as follows: #include "REG51.h" #...[Details]

Mitsubishi servo system is a high-performance motor drive system widely used in the field of industrial automation. Its fault codes and processing methods are crucial for equipment maintenance and ...[Details]