[size=4]Operational amplifier[/size] [size=4] An operational amplifier (abbreviated as "op amp") is a circuit unit with a very high amplification factor. In actual circuits, it is usually combined wit...
I built a wireless power transmission circuit using TL494, IR2110, and IRF3205. I encountered some problems during the debugging process and could not find the clear cause. Please give me some advice....
[i=s] This post was last edited by xilibubo on 2018-11-22 10:00 [/i][color=#555555][size=14px]The number starting with U is connected to the mcu, R30 is not connected; [/size][/color] [color=#555555][...
There are an increasing number of possible causes of RF interference, some of which are obvious and easy to track, while others are very subtle and difficult to identify. Although careful design of ba...
[table=98%,rgb(222, 240, 251)] [tr][td]I reinstalled AD18 a few days ago, and later found that when the mouse is placed on the port, it no longer displays all schematic diagrams containing this label ...
0 Introduction In recent years, exquisite, practical, convenient and fast electric kettles have begun to enter thousands of households. After more than ten years of development, the domestic electri...[Details]
The latest research report released by Strategy Analytics pointed out that global smart speaker sales reached 146.9 million units in 2019, a record high, an increase of 70% over 2018. Amazon is still...[Details]
After experiencing an unprecedented low, Cruise, General Motors' driverless company, finally survived the dark night and saw a glimmer of light.
This once-prosperous driverless company recentl...[Details]
We increasingly rely on technology to provide us with a sense of security: cameras, emergency phones and even safety
LED
lighting give us a sense of reliability, letting us know that they a...[Details]
In view of the fact that the research and development of microcomputer invoicing systems for power grid dispatching is basically blank, this paper proposes a new method suitable for the research an...[Details]
Hitachi's 300kW photovoltaic inverter "HIVERTER-NP203i-300" supporting medium-sized photovoltaic power generation systems was launched on July 1, 2015. Its feature is that it has a built-in boost c...[Details]
Preface
With the massive application of mobile data services and the emergence of new types of services, the requirements for the performance and quality of mobile communication networks are beco...[Details]
On April 19, 2021, Brembo, a global leader and recognized innovator in braking technology, launched its "Brake-by-Wire" solution, which has been developed for 20 years, and Dyadema®, the strongest ro...[Details]
China Energy Storage Network:
As early as February 2016, the National Development and Reform Commission and other three departments jointly issued the "Guiding Opinions on Promoting the Devel...[Details]
According to different placement positions, the in-vehicle display screen can be divided into the central control display screen, LCD instrument panel, head-up display, co-pilot and rear seat entert...[Details]
What is relay protection?
The research on power system faults and abnormal conditions that endanger safe operation is carried out to explore the automatic measures to counteract them. ...[Details]
Starting this month, Hangzhou and six other cities will be the first in China to experience 4G networks, but commercial use will have to wait; China Mobile said that 4G rates are definitely not more ...[Details]
This is a 2×100W stereo power amplifier with STK4231II as the main amplification component. This is a high-power audio amplifier with dual output channels and a maximum of 100W per channel. I think...[Details]
In response to China's punitive tariff measures, US President Trump announced today that he would increase tariffs by 5% on $550 billion worth of Chinese goods and ordered US companies to withdraw fr...[Details]
On November 13, Tailan New Energy and Changan Automobile jointly announced a major technological breakthrough - the release of diaphragm-free solid-state lithium battery technology.
Tailan has...[Details]
Analogue and Mixed Signal
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