RFID wireless radio frequency identification technology uses radio frequency to exchange data in a non-contact two-way communication to achieve the purpose of identification. Compared with traditional...
Adding a parallel capacitor can turn the LC filter into a π-type filter. If the interference problem becomes more serious, what is the possible reason? How to solve it?...
[i=s]This post was last edited by walker2048 on 2022-10-21 21:52[/i]AI recognition solution selection
Due to the wrong solution selection during registration, the original plan was to use esp32-cam to...
Top 10 popular logic chips and programmable logic arrays in the first quarter of 2006TI's RS-485 transceivers offer over 15kV ESD protection Editor's Choice: Texas Instruments' latest 3.3V and 5V full...
[align=center][img]http://www.hiecube.com/uploadfile/b/ytp8EeDAlfr5k6MDCMd3.jpg[/img][/align] Most of the power supplies we come into contact with in daily life can be roughly divided into power trans...
Apple has informed some component suppliers that demand for iPhone 13 models is slowing ahead of the holidays, according to Bloomberg. Delivery expectations for the iPhone 13 and 13 Pro have begun ...[Details]
Today, iFixit shared several photos of their disassembly of AirTags, and compared them horizontally with Samsung's SmartTag and Tile Mate. In comparison, AirTags is the smallest in size, the mo...[Details]
Logarithmic amplifier, what does logarithmic amplifier mean
To understand logarithmic amplifiers, we must first understand signal compression. In the real world, some signals often have a wide dyna...[Details]
Consumers demand superior audio enjoyment while
reducing power consumption to extend
battery
life and music playback time, but the sound quality of most devices using Class D amplifiers is far f...[Details]
introduction
Controlling the brightness change of the light source can be generally divided into analog methods and digital methods. Among them, the method of controlling the brightness of the ...[Details]
Small power DC motors rely on DC voltage to work and are widely used in various small electromechanical equipment, various automatic control electrical equipment, and daily electrical equipment. (1)...[Details]
On July 3, the 2020 Munich Shanghai Electronics Show opened grandly. As the only live video broadcast partner of the Munich Show, Electronics Fans Network interviewed many companies in the fields of ...[Details]
(1) Troubleshooting methods for electric drill failure to start ①The power cord is disconnected or the switch is damaged. Check with a multimeter. If it is disconnected, replace the power cord; i...[Details]
One question we often get asked about on our technical support team is the minimum load on multiple output power supplies , so I thought it would be a good topic to document. The datasheet for l...[Details]
Distributed photovoltaic power stations are increasingly entering the homes of ordinary people. Installing a photovoltaic power generation system on the roof can not only meet the household electri...[Details]
On September 25, a new Xiaomi watch named "Mi Watch Lite" (hereinafter referred to as "Xiaomi Watch Lite") was certified. It is not difficult to see from the name that Xiaomi Watch Lite is p...[Details]
For people who take the bus, the most confusing question is where is the bus I am waiting for? How long will it take for it to arrive? Which bus will arrive first? I believe most people have had the ...[Details]
Miscellaneous devices share the same major device number MISC_MAJOR(10), but have different minor device numbers.
A hybrid device is essentially still a character device, so the operations of ...[Details]
1. History of LED 50 years ago, people already knew the basic knowledge that semiconductor materials can generate light. In 1962, Nick Holonyak Jr. of General Electric developed the first practical...[Details]
RF/Wirelessly
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