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1. Overview Will passive devices produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]

Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]

The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]

The typical fault troubleshooting listed below is for reference of maintenance personnel. When the computer is turned on, the indicator light is off and there is no screen display Mainte...[Details]

This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]

summary This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]

The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]

The Challenge: Improving Siemens Wind Turbine Controls System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]

According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]

Facility cultivation technology mainly refers to the technology of using ordinary greenhouses or greenhouses to produce crops such as vegetables and fruits. With the popularization of facility cultiva...[Details]

Automotive electronic products are trending towards an increasing trend, and electronic technology plays a very important role in solving the economy, safety, comfort and other aspects of automobil...[Details]

Automobile testing is an important means to discover various problems in automobile design and development. Based on the test results, an objective evaluation of various automobile performances can...[Details]

Compared with traditional lighting fixtures, LED lamps do not need to use filters to produce colored light. They are not only highly efficient and pure in color, but also can achieve dynamic or gra...[Details]

Communication protocol: The first byte, MSB is 1, which is the first byte mark, the second byte, MSB is 0, which is the non-first byte mark, and so on... The last byte is the XOR checksum of the la...[Details]

The treatment capacity of a sewage treatment plant in Shanghai is 10,000 m³/day, and the number of monitoring points is not large. The selection of S7-300 PLC plus Beijing Dingshi DS300B distributed I...[Details]