Three working states of power amplifier tube The low-frequency power output stage is divided into three types: Class A, Class B, and Class C according to the working status of the power amplifier tube...
Main technical solutions for high voltage and high power frequency conversion technology Electronic variable speed control is mainly divided into two categories: stator speed control and rotor speed ...
Selling a second-hand Xintang NUC123 development board, 40 free shipping. It is a bit broken, with two power supply ports, one end connected to the simulator and the other end not connected to the sim...
Generally, when there is too much dirt in the main pipe of the magnetic flap level gauge, the float will be stuck and affect the measurement, and maintenance is required at this time. It is necessary ...
I wrote a program for timer 4 overflow interrupt. I referred to the development board routine and found that the timing was inaccurate. The program did not determine the timer overflow interrupt flag....
[color=#000][size=4] Antenna and feeder line maintenance is an important part of mobile communication network optimization. It has high technical requirements and is crucial to the smooth operation of...
Editor's opinion: From the moment Audi's patent application is approved, virtual rearview mirrors will no longer be exclusive to concept cars. Maybe one day, virtual rearview mirrors will become stan...[Details]
0 Introduction
The system designed by the common eight-bit analog-to-digital conversion chip (such as ADC0809 , etc.) is relatively simple and low-cost, but sometimes the eight-bit accurac...[Details]
Abstract: Here, a high-performance and high-stability TEC control circuit is designed using AD's thermoelectric cooling controller ADN8830. This circuit uses an external PID (proportional integral ...[Details]
On October 20, the 2021 World Yiwu People's Conference was held. 30 projects were signed at the conference, with a total planned investment of more than 33 billion yuan. Among them, the projects sign...[Details]
McObject® and Lynx Software Technologies announced the release of eXtremeDB/rt, the first commercial off-the-shelf (COTS) real-time database management system for embedded systems that works in conju...[Details]
Recently, Sumec Energy and Wotai Energy Co., Ltd. officially launched a long-term strategic cooperation and signed the Nanjing High-Speed Gear 2.5MW/10MWh energy storage operation and maintenance...[Details]
0. Serial communication
0. Data transmission mode of serial communication: simplex (one-way data transmission), half-duplex (non-simultaneous two-way transmission), full-duplex (simultaneous...[Details]
Abstract: The function of planar power transformer in the suppression of leakage inductance and temperature rise of high frequency transformer is presented in this paper briefly.
Keyword：plana...[Details]
In high-power lighting applications such as streetlights, high-bay stadium lighting, and many others, the trend is toward solid-state lighting using LEDs as the light source. This is because of th...[Details]
Recently, according to foreign media reports, the US online car-hailing company Uber has submitted a patent application related to passenger stress monitoring to the European Patent Office. Uber ment...[Details]
1. Ultra-light and ultra-thin body, easy to operate with one hand and easy to carry;
2. Low power consumption, two dry batteries can be used for more than 200 hours;
3. Two-point calibration ...[Details]
There are many ways to measure engine speed, and the commonly used methods include ignition coil pulse, automobile vibration analysis measurement, photoelectric sensor measurement, etc. Since the e...[Details]
Many factors determine the need for low-voltage and low-power operation in patient monitoring equipment, which requires low-power, high-precision IC devices. One factor is the continued use of batter...[Details]
On April 19, Suzhou held a conference to promote the construction of "one zone and two centers" (National Biotechnology Innovation Center, National Third Generation Semiconductor Technology Innovatio...[Details]
The servo control system is a high-precision, high-response speed automatic control system, which is widely used in industrial automation, robotics, aerospace and other fields. This article will in...[Details]
Analog electronics
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