Introduction: With the continuous rise in the prices of non-ferrous metals, magnetic materials, and insulating materials in the international market, the production cost of power amplifiers is directl...
[b]What is millimeter wave[/b] What is millimeter wave? Millimeter wave is essentially a frequency band of electromagnetic waves, which has a frequency higher than radio and lower than visible light a...
[i=s]This post was last edited by Program Will Not on 2022-2-19 21:55[/i]The circuit in the figure can increase the voltage to 80KV, but the power is not enough. How is the power of the circuit in the...
Many university textbooks give a lot of exercises, but the answers are usually hard to find, or even not available (some are even wrong). How do you use exercises without answers? Is there any way to ...
Live Topic: Security Resilience of Platform Firmware | Microchip Security Solutions Seminar Series 8Content Introduction: Does your system boot from SPI flash? How do you protect your system from unex...
The KEIL5 C166 kernel software has been cracked, but when installing the DAP Miniwiggler emulator driver, the DAS-v405-setup driver software will run for a while and then become motionless. Does anyon...
The global chip shortage problem has spread to the silicon wafer industry. In order to meet market demand, major global silicon wafer manufacturers are successively expanding or planning to expand pr...[Details]
The biggest attraction of smartphones this year is the full screen. In the second half of the year, mobile phone manufacturers held press conferences one after another, and launched full screen mob...[Details]
On August 19, Huamao Technology issued an announcement stating that the company's main business does not involve photoresist business; its overseas investment company Xuzhou Bokang had a net loss of ...[Details]
Large screen is obviously the most mainstream trend at the moment. As the trend of automobile intelligence intensifies, consumers' expectations for cars are becoming more and more diverse. They n...[Details]
On the morning of March 17, it was widely rumored that Apple was developing a 4.7-inch "cheap" iPhone with a similar appearance to the iPhone 8, but in the leaked iOS 14 system code, it was di...[Details]
According to the latest foreign media research on the iPhone, the price of the iPhone has increased by more than 80% since the first generation iPhone was released in 2007, according to Jiwei.com. Si...[Details]
We have explained keyless entry technology for cars before, and it can be classified into the following categories: key card (NFC near-field communication technology), remote control key (Bluetooth +...[Details]
In the early morning of February 25, it was reported that, like telecom operators in many countries around the world, the US telecom industry is also increasing the signal coverage of 5G network bas...[Details]
Traditional instruments, whether early analog instruments or current digital intelligent instruments, although their functions are increasingly perfect and powerful, all functional blocks exist in ...[Details]
(Image source: Envision official website) According to foreign media reports, Envision Solar's renewable energy street light has been patented. The product is called EV Standard and can charge ele...[Details]
The design of LED display control system uses AT89C51 microcontroller as the main controller, adopts two modes of LED row and column display and keyboard synchronous interrupt request display, real...[Details]
Digital storage is the storage of signals in the form of digital codes in an oscilloscope. When a signal enters a digital storage oscilloscope, or DSO, the oscilloscope will sample the signal volta...[Details]
Under the global dual-carbon background, new energy vehicles have entered a stage of explosive growth, with production and sales increasing rapidly. As the core component that provides power, the bat...[Details]
On January 28, Henan Province's first provincial-level independent energy storage power station demonstration project, the China National Nuclear Huineng Long'an District Independent Shared Energy ...[Details]
1. Introduction
With the development of online video platforms, users' demand for 4K high-definition quality is growing. However, many users have found that even if they have purchased m...[Details]
Power technology
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