Some ideal operational amplifier configurations assume that the feedback resistors present a perfect match. In practice, the non-ideal characteristics of resistors affect various circuit parameters, s...
Zhongke Yihai Micro-Shenzhen Series FPGA Development Board EQHL45
Introduction:
Domestic independent research and development, full forward design. Provide you with hardware, design tools, IP and refe...
Continue the last link: Network Communication---WiFi https://bbs.eeworld.com.cn/thread-1200613-1-1.html1. Realize on the basis of network communication:YY Weather, just search on Baidu, first register...
I just graduated this year, and I have always felt a little lost. The things I do in the company are a bit messy, and I feel that some of them are not related to my major. I often complain and resist....
By optimizing the varieties and specifications of hard waveguide components commonly used in radar transmission lines and simplifying the design and process documents, the "three modernizations" level...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
0 Introduction
The load with impact (rapid change) power in the power system will cause the voltage fluctuation and flicker of the power grid, causing many electrical equipment to fail to wo...[Details]
As a type of iron battery, lithium iron phosphate battery (hereinafter referred to as lithium iron battery) has always been widely concerned by industry friends (some people say that lithium iron b...[Details]
3. Driving circuit design
The power driver uses a field effect tube, which is a field-controlled device with a capacitance effect between the gate and source, so it has high requirements for t...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
illustrate]
This method has
the characteristics of small
ROM
occupation
and fast operation speed, with a range of
2000
ßà
2099
,
a total of
...[Details]
With the development of control, computer, communication and network technology, computer network integrated automation system has been widely used in modern industrial enterprises. The emergence o...[Details]
1. Self-test of lithium battery capacity
The nominal capacity of the CECT9898 OEM mobile phone lithium battery is 3800mAh, and its battery volume is comparable to the 1500mAh battery of ot...[Details]
Electrolyte is one of the core materials that constitute the capacity of lithium secondary batteries and lithium primary batteries that are the energy sources of mobile phones, notebooks, video rec...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]