[Infrared sensor] The sensing distance is generally 0-5M, the angle is relatively small, and it is greatly affected by the environment, temperature, dust, etc. When it is above 37 degrees, the sensing...
3 stupid questions about amplifiers
1. The difference between the non-inverting input terminal and the inverting input terminal: The problem is as followsAs shown in the figure, according to virtual s...
A data processing board with FPGA as the main control chip. After the data received through the serial port is stored in the SD card, how can the data in the SD card be read out and identified through...
I have an amplifier, but now it won't turn on. The relay will energize several times but nothing happens, and there is no display. Occasionally, a few lines will be displayed. I'm asking for help from...
I remember that NFC and Bluetooth are both short-distance communication technologies. What are the differences between them? NFC stands for Near Field Communication in English. As the name suggests, i...
When installing a virtual machine, the following message appears: There is not enough free disk space for setup to proceed. To continue, free 166mb of disk space and click Retry. Otherwise, click Canc...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
The drive shaft is the shaft in a universal joint that transmits power. As a high-speed, low-support rotating body, its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
1. Installing an industrial robot usually requires the following steps:
1. Determine the installation location: Determine the location and direction of the robot installation according to the ...[Details]
01 Introduction
The SINAMICS V20 inverter controls three-phase AC asynchronous motors. Depending on the size (frame sizes FSA to FSD), the power range of the three-phase AC 400V inverter cover...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]