The number of 5G mobile phones will more than double in 2021 compared to 2020. This rate of popularization is much faster than the LTE standard 10 years ago. With the outbreak of 5G, the demand for RF...
For a 700mH large coil (similar to the coil of a contactor), the Rs is 270Ω when tested with a benchtop LCR bridge, but only 77Ω when tested directly with a multimeter resistance range. Therefore, how...
A software that uses a computer to simulate the functions of ESP32.Main features:No need to upload to real hardware for testing
Testing two or more ESP32s simultaneously
Integration capabilities for c...
Blockchain Technology and Applications : https://training.eeworld.com.cn/course/67741Peking University's open course "Blockchain Technology and Applications" is taught by Teacher Xiao Zhen, which main...
【Arduino】168 Sensor Series Experiments (214) --- 8x32-bit full-color WS2812B screen
https://en.eeworld.com/bbs/thread-1222021-1-1.htmlI can't see the nearly ten replies today. Can you please help me c...
Silicon wafer giant GlobalWafers announced on the 30th that it is in the final stage of negotiations with German silicon wafer giant Siltronic AG to reach a business combination agreement (BCA). Glob...[Details]
Low-level current measurements In general, DC current can be calculated by passing the target current through a known resistor and measuring the DC voltage drop. The integration circuit can also meas...[Details]
A mysterious 5G phone has passed 3C certification recently, showing that it is equipped with a 120W charger. A whistleblower said that this device may be the iQOO 7 flagship phone, which is expected ...[Details]
0 Introduction DDS (Direct Digital Frequency Synthesis) frequency synthesizer can easily output arbitrary waveforms . As one of the most commonly used waveforms, square wave has its own particula...[Details]
summary:
An inverter is a device that converts DC power into AC power. With the promotion of photovoltaic power generation, the increase in the number of cars and on-board appliances, the rapi...[Details]
As a display device for human-machine interface, TFT-LCD modules always fail to meet people's requirements for picture quality. For example, SXGA-spec TFT-LCD modules are becoming increasingly popu...[Details]
Intercontec's plug-and-play high-tech connectors are the ideal solution for connecting signals, data and/or power in specific applications, reducing downtime and increasing productivity. Shangha...[Details]
In the process of voice transmission, voice enhancement schemes are often used. It uses FEC coding technology (composed of convolutional coding and Viterbi decoding algorithms) for data transmission, ...[Details]
1. The sensor has no signal output
The online detection sensor has no signal output. No problems were found in the probe wiring and the amplifier board wiring. The amplifier board was removed and...[Details]
On August 15, CCTV reported that the chip market has seen price cuts recently, with a core component chip dropping from 3,500 yuan last year to 600 yuan, a drop of more than 80%. Many users are conce...[Details]
The largest adult toy company releases new works, so cute!
01 Stunning appearance, adorable
Recently, at the IEEE/RSJ International
Conference
on Intelligent Robots
and S...[Details]
This step of loading the code read protection function may be troublesome for some people. After all, when there are many products, you have to press the write protection command after writing. For pr...[Details]
0 Introduction
This paper designs a voltage-to-current circuit with fast response by driving the load with current. At the same time, the actual model in PSPICE is used to simulate the circuit, and...[Details]
Shenzhen, October 28, 2024 /PRNewswire/ -- Recently, Sunwoda Energy Storage was selected into the Bloomberg New Energy Finance (BNEF) 2024Q4 global Tier 1 energy storage manufacturer list, demonstr...[Details]
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