The old base station is probably still working or retired. Today I accidentally found it and I want to share it with you. Base station amplifier[b][color=#5E7384]This content is created by EEWORLD for...
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[i=s]This post was last edited by w494143467 on 2021-6-27 13:23[/i]1. Introduction
There are many kinds of activity states, mainly standing, sitting, walking, light sleep, deep sleep, running, and not...
w494143467onsemi and Avnet IoT Innovation Design Competition
After connecting the USB OTG of ESP32-S2-Saola-1, if you hold down the BOOT button during reset (GPIO0 is grounded), it will enter DFU mode. Under Windows, an unknown device of ESP32-S2 and a USB seri...
Augmented reality (AR) head-up displays (HUDs) will revolutionize the driving experience by overlaying critical driving information onto the real world. Today, the best example of AR displays is us...[Details]
introduction
LED large-screen display screens are the mainstream of outdoor flat display today, and the technology development of their control systems is becoming more and more mature. The co...[Details]
On May 7, the well-known blogger @数码闲聊站 revealed the latest news that new SM8475 (Snapdragon 8 Plus) phones from multiple manufacturers will be launched in the third quarter of this year. It...[Details]
The multimeter consists of three main parts: the meter head, the measuring circuit and the conversion switch. (1) Header: It is a highly sensitive magnetoelectric DC ammeter. The main performance ind...[Details]
Most circuits are ground referenced, and lower voltage components can monitor the low side of the load, but not the high side. For example, almost any low voltage rail-to-rail input op amp can sens...[Details]
1. Introduction
Ceramic gasket is a material with high thermal conductivity, mainly composed of aluminum oxide (aluminum oxide content is as high as 96% or more), with pure whit...[Details]
At present, for multi-output push-pull and forward converters, the main output (generally the maximum current output or 5V voltage output) is generally stabilized by voltage negative feedback. The ...[Details]
The source of the dynamic link library in rootfs From the cross-compilation chain Guess the source of libc.so.6 in rootfs suws@ubuntu:~/ok6410/system-new/buildroot/output$ sudo find . -name libc.so...[Details]
An explosion at a hydrogen fuel cell vehicle (FCV) refueling station in Norway has disrupted the supply of hydrogen fuel to the area. The Norwegian media reported the incident in detail, which occurr...[Details]
According to foreign media reports, according to research from the Pacific Northwest National Laboratory (PNNL), the charging capacity and cycle stability of lithium metal batteries will be greatly i...[Details]
CNC machine tools are short for Computer numerical control machine tools, which are automated machine tools equipped with a program control system. The control system can logically process programs...[Details]
introduction
Nowadays, the requirements for the performance of electronic system equipment are getting higher and higher. When weighing the performance and power consumption of electronic syst...[Details]
According to foreign media reports: Samsung Note20 may return to tradition and be equipped with a straight-screen display; Samsung Galaxy Z Flip will have a 5G version officially launched in Au...[Details]
On January 20, according to the Shenzhen Securities Regulatory Commission, Shenzhen Haopeng Technology Co., Ltd. plans to issue shares for the first time and list on a domestic stock exchange. It has...[Details]
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