The reason why the display detector of the spectrum analyzer is introduced is that in applications such as broadband signal power testing, power spectrum density testing, and phase noise testing, ther...
[i=s]This post was last edited by roc2 on 2019-10-6 11:02[/i]1. Overview
HTTP web server is a common function of ESP8266. Here we use the ZeroZhi open source platform to demonstrate this example.
2. S...
DIY rechargeable three-speed small fan - Power Technology - Electronic Engineering World - Forum (eeworld.com.cn)First of all, I would like to thank EEWORLD forum for giving me this opportunity to DIY...
The FOC vacuum cleaner development kit is a low-voltage sensorless FOC development board developed using CMS32M5733. It supports sensorless FOC and single resistor control, and has fast startup, smoot...
1. If the MCU has a serial port peripheral, plus a level conversion chip, such as MAX232, SP3485, it is an RS232 and RS485 interface.2. RS485 uses differential signal negative logic, +2~+6V represents...
On June 10, Q Technology released an announcement on its shipment data for May. According to the announcement, the sales volume of camera module products decreased by about 12.9% and 5.3% month-on-mo...[Details]
On September 26, the Shaanxi Ubiquitous Power Internet of Things Engineering Research Center was approved by the Shaanxi Provincial Development and Reform Commission and established in the State Gr...[Details]
With the advancement of LED technology , LED applications are becoming increasingly diversified. However, since only 15 to 20% of the input power of high-power LEDs is converted into light, and...[Details]
The Semiconductor Industry Association (SIA) submitted documents to the U.S. Department of Commerce on April 5 local time in response to President Biden's executive order on ensuring the security of ...[Details]
We often see various trigger modes in the trigger options of oscilloscopes. After setting the trigger mode, the waveform still cannot be displayed stably. Is it because the oscilloscope cannot meet th...[Details]
Australia has taken the lead in banning the use of incandescent lamps, which has opened the prelude to the large-scale popularization of LED lamps. In addition, as EU countries, Japan, Canada and othe...[Details]
Circuit principle: A fast charging circuit for NiMH batteries is built with bq2004. It charges 10 NiMH batteries with a maximum fast charging current of 2.25A. The circuit is shown in the figure. ...[Details]
Touch sensing is becoming a trend. Whether it is the refrigerator, air conditioner, washing machine in our home, the laptop, desktop computer in the office, the mobile phone, iPad, remote control in ...[Details]
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Goals of equipment management
The main purpose of equipment management is to ensure high-efficiency, long-term, safe and economical operation of the equipment, so as to achi...[Details]
IC packaging and testing manufacturer Chaofeng Electronics completed rapid screening of all 4,264 employees on the 7th. Due to the low positive rate, the company did not plan a second rapid screening...[Details]
In the field of medical imaging, the popularization of artificial intelligence (AI), represented by machine learning (ML) and deep learning (DL) technologies, is bound to promote the transformation o...[Details]
At present, there are two main problems in the AC voltage-stabilized power supply market and power supply quality: one is that the low-price competition is becoming more and more serious; the oth...[Details]
Virtual instruments use general-purpose computers as system controllers . Various complex test functions, data analysis and result display are completely completed by computer software. They have inc...[Details]
September 2024 Pure electric/battery-swap heavy trucks
Battery loading status
According to the latest terminal sales data and new car announcement data stati...[Details]
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