The front-end amplifier uses AD8370 VGA to output differential signals, which need to be split into 4 channels and sent to 2 AD9250s for sampling. The early design used a mini-circuit 4-channel power ...
Hello everyone, I have a problem and I am a little confused. I want to see if there are any comrades who have similar problems. The two RF communication boards I designed recently use the RF chips nRF...
Some people may ask if this is simple, I don't think so, I still write down some of my experience to avoid taking detoursThis development board is old,The main board is LM3S8962, and can be externally...
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
1 Introduction
The coke oven gas recovery system is mainly composed of a gas tank and a pressure reducing station. While realizing the recycling and reuse of coke oven gas, it also plays an imp...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
●Try to use original batteries
Using original batteries is the most important thing to ensure your safety. Nokia once claimed that there have been more than 20 mobile phone battery explosi...[Details]
Lithium-ion battery name introduction
The lithium-ion battery that is now widely used by everyone is developed from the lithium battery. So before we get to know the lithium-ion battery, l...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
Usually, indoor lighting is controlled by a switch button. This article introduces a self-controlled lighting circuit, which does not require manual operation, is energy-saving and convenient, and is ...[Details]
Compared with traditional lighting fixtures, LED lamps do not need to use filters to produce colored light. They are not only highly efficient and pure in color, but also can achieve dynamic or gra...[Details]
introduction
With the continuous improvement of the integration level of single-chip microcomputers, modern single-chip microcomputers have digital signal processing functions, making it possi...[Details]