Is it true that the life of a transparent LED display is 100,000 hours? Like other electronic products, LED transparent screens have a service life. Although the theoretical life of LED is 100,000 hou...
British automotive supplier Domnick Hunter is now able to produce air and fuel filters more efficiently, economically and environmentally friendly thanks to infrared drying. Previously, the adhesive u...
[size=4] In actual applications, the data stored in the MCU RAM will be lost after power failure, and the data stored in the MCU FLASH cannot be changed at will, that is, it cannot be used to record t...
Loop area control The electromagnetic field of a loop induced by a magnetic field can be represented by a voltage source. The size of this voltage source is proportional to the total area of the loop....
SPICE teaching video based on Ispice and Hspice (Yuan Ze University) : https://training.eeworld.com.cn/course/5595SPICE (Simulation program with integrated circuit emphasis) is the most common circuit...
The "Eight-Point Method" proposed by Guangxi Unicom is a 3G traffic management support solution. Through PS domain signaling mining, it accurately locates 3G traffic management from eight dimensions,...[Details]
In the asynchronous motor vector control system, closed-loop speed control is essential to ensure control stability and control performance. Vector control can be divided into two categories: with ...[Details]
Apple has updated its Transporter app for developers to add native support for Apple silicon Macs, and Microsoft has done the same for its Remote Desktop app. The Transporter app allows developers to...[Details]
First, how does a voltmeter measure voltage? 1. The voltmeter should be connected in parallel with the circuit being tested to measure the voltage 2. Distinguish between alternating current and direc...[Details]
5 Operation instructions 5.1 Test wiring Connect the test wires correctly according to the condition of the product being tested. 5.1.1 Transformation ratio test wiring (only test the transformation...[Details]
At the press conference this afternoon, Nubia will launch the Z40 Pro, a new Snapdragon 8 flagship phone. It not only focuses on flagship performance and photography, but also has a unique design. It...[Details]
introduction
It is relatively simple to implement a voice recorder using a microcontroller (MCU). Many MCUs have integrated analog-to-digital (A/D) converters. The microphone provides the ...[Details]
Building a strong and smart grid is an inevitable choice for State Grid Corporation of China to adapt to the needs of technological innovation and social development. At present, my country's econo...[Details]
NE567 tone decoder contains a phase-locked loop and can be widely used in various circuits such as BB machines and frequency monitors.
Tone Decoder
This article discusses the phase-locke...[Details]
Xiaomi Mobile officially announced that the Xiaomi CC9 Pro will be equipped with a 100-megapixel camera. Later, the official also released actual sample photos of the Xiaomi CC9 Pro to show the image...[Details]
1. Basic Views on
Feedback
Feedback refers to a connection method that sends part or all of the circuit output (voltage or current) back to the input loop in a necessary way to affe...[Details]
HSBC, once a battlefield coveted by financial elites and a highly influential partner of Chinese companies in cross-border business, is now at the center of controversy. First, CEO Stuart Flint res...[Details]
In recent years , electric vehicles have developed rapidly, but problems such as spontaneous combustion and fire have also become the focus of public attention. Therefore, thermal runaway protection ...[Details]
Recently, the 1MW vanadium battery energy storage system provided by Tianfu Energy Storage to a customer has successfully passed strict quality inspections, fully complies with established industry...[Details]