[i=s]This post was last edited by sipower on 2022-1-22 20:51[/i]The first test at the beginning of 2022 starts with the NodeMCU-BU01 UWB indoor positioning module of Anxinke . There are a lot of infor...
The basic constant current source circuit is mainly composed of an input stage and an output stage. The input stage provides a reference current, and the output stage outputs the required constant cur...
How is the circuit of the LED aging rack connected? Series or parallel? I want to spend a few hundred dollars to buy an aging control box, and then make the rack and wiring clips myself. But I have to...
[i=s]This post was last edited by zly1986ZLY on 2018-10-10 12:52[/i] [size=3][color=#000]Test purpose: To perform performance test on photorelay TLP3547[/color] [color=#000]Test tools: 1[/color][color...
The oscilloscope probe is crucial to the accuracy and correctness of the measurement results. It is an electronic component that connects the circuit under test to the input of the oscilloscope. The ...[Details]
What is LED? LED is the abbreviation of light emitting diode. The "LED" mentioned in the display industry refers specifically to LED that can emit visible light bands.
What is a pixel? The ...[Details]
1 Introduction
The MPEG-4 video compression standard has attracted widespread attention since its introduction. In recent years, the implementation of MPEG-4 players in embedded applications h...[Details]
When the video signal generated by CCD is an analog signal pair, it is difficult to directly transmit, store and process it. It is necessary to convert the analog video signal into a digital video ...[Details]
“Are you having trouble breathing?” Your smartphone app will send you daily questions to ask. And your healthcare providers already know what’s happening to you: They monitor oxygen levels, p...[Details]
Recently, BAIC BluePark announced that its subsidiary Beijing New Energy Automobile Marketing Co., Ltd. plans to invest nearly 118 million yuan in cash to purchase a total of about 1,500 sets of qu...[Details]
On April 1, Businesskorea reported that 3M's semiconductor coolant plant in Belgium temporarily stopped production of some products involving PFAS (perfluoroalkyl and polyfluoroalkyl substances) due ...[Details]
On April 13, Microsoft updated its product series including Surface Laptop 4 and Surface Headphones 2+ on its official website. Surface Laptop 4 continues the previous design language, with the iconi...[Details]
On January 5, after seven months of careful refinement, the comprehensive smart energy project economic evaluation system jointly created by the Technical Economics Research Center of the Central R...[Details]
LM35 is a widely used temperature sensor. Because it uses internal compensation, the output can start from 0℃. The device uses a plastic package TO992 and an operating voltage of 4~30V, so at first...[Details]
1. Electron beam machining principle
Electron beam machining (EBM) is a process under vacuum conditions where electrons generated in an electron gun are accelerated and focused to impact a v...[Details]
6月6日消息,博主@熊猫很禿然曝光了华为畅享50系列真机谍照,据爆料,华为畅享50系列采用6.75英寸水滴屏,电池容量达到了6000mAh,支持22.5W快充,预装HarmonyOS 2系统。 From the configuration point of view, Huawei Enjoy 50 series focuses on long battery life. It ...[Details]
Instrument Features ★ 1-6 channels are optional, saving costs ★ High measurement accuracy and fast response speed ★ Automatic calibration can be performed regularly, requiring little maintenance ★ Co...[Details]
On October 30, Renesas Electronics released its third-quarter financial report for fiscal year 2024. Renesas achieved revenue of 345.3 billion yen, a gross profit margin of 55.9%, and a net profit ...[Details]