Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
[i=s]This post was last edited by QQ2850503027 on 2019-12-3 13:42[/i]Power supply ripple definition
Power supply ripple is the most intuitive manifestation of power supply performance. DC regulated po...
[size=5][color=#0000ff][b]1. PTC thermistor boiling water automatic alarm circuit[/b][/color][/size] [size=4]The figure below shows a boiling water automatic alarm circuit constructed with a PTC therm...
I just started to learn how to use op amps. The project needs to amplify a small signal with a Vpp of 20mV (with a 1V DC bias) to 0~4V. I plan to use a bandpass filter to filter out high-frequency noi...
Single-chip microcomputers can be programmed in assembly language, high-level languages C and Basic, or graphical languages. Programmable controllers are widely used in industrial control. The microco...
As shown in the figure, this is a low-end current detection circuit, which mainly detects the current change from 1mA to 1A. At present, the performance of several 385s tested is different. Some 358s ...
So far this year, the green factory has launched 5 red-colored mobile phone products, such as OPPO R11s Star Screen New Year Edition, OPPO R17 Pro New Year Edition, OPPO Reno5 Pro Star Wish R...[Details]
The long-awaited shift to a cleaner and greener driving ecosystem is no longer just a hazy vision on the distant horizon, but is quickly becoming a reality. Since 2023, China's automobile industry ...[Details]
Due to the outbreak, the world has undergone earth-shaking changes, and people have begun to work remotely and receive education online. As a result, global notebook shipments exceeded 200 million un...[Details]
With the development of modern telecommunications, cable interruptions often occur due to natural disasters or human factors . Traditional cable monitoring equipment has serious drawbacks such as slo...[Details]
ADI, a leading global supplier of high-performance signal processing solutions, recently launched the latest updates to its award-winning RadioVerse™ technology and design ecosystem to simplify and a...[Details]
ARM9-S3C2410 B-type development board is an embedded development platform based on the Korean Samsung ARM9 embedded processor S3C2410. The system can show excellent performance when running at a main ...[Details]
According to Jiwei.com, on June 10, according to the Shanghai Regulatory Bureau, Haitong Securities issued a public announcement on the summary report of the tutoring work for Shanghai Yeying Microel...[Details]
Plastic workpieces account for a large proportion in industrial production, so they are also common objects for image measuring instruments to detect. Below, we take a plastic mobile phone back cover ...[Details]
1. Excellent main technical indicators:
First of all, how to look at the indicators. There are many indicators for liquid chromatographs , including pumps, detectors , chromatographic columns, et...[Details]
By using the method of image compression and digital processing, several images are compressed in the same proportion on a monitor screen. Some also have the function of built-in sequential switch...[Details]
At the same time, combined with the zero- crossing detection circuit , it can achieve zero-voltage and zero-current startup without NTC-negative temperature coefficient resistor, effectively suppre...[Details]
The smart car movable video surveillance system introduced in this article is based on the car model device provided by the "Freescale Cup" smart car competition. It uses the ARM chip S3C2440A to c...[Details]
According to a recent release from Foxconn Zhengzhou Science Park's official microblog, on March 6, several news media visited Foxconn Zhengzhou Science Park to interview the company's epidemic preve...[Details]
Make a traffic light control
1. Controlled by a button, press once to activate, press again to close the cycle.
2.3 lights are on in a cycle,
3. Lights up for 5 seconds, then flashes...[Details]
On October 24, CATL released the Xiaoyao Super Hybrid Battery, another blockbuster product after the Kirin Battery and Shenxing Supercharge Battery.
According to data mentioned by Luo Ji...[Details]