This article will introduce the infrared remote control transmitter circuit in detail. Another chip SC9012 can be said to be a classic infrared remote control transmitter circuit....
I want to realize real-time audio acquisition and encoding and decoding under WINCE5.0. I use the s3c2440 development board. I can realize G.729 encoding and decoding on PC, but the vc library evc can...
I am a trainee SA and I don’t understand many things. My boss in the company is very busy and doesn’t have much time to take care of me. I would like to ask all the experienced seniors how an SA shoul...
[i=s]This post was last edited by dontium on 2015-1-23 11:32[/i] After connecting to the 220v isolation transformer, the voltage rises slowly, with a gradient of about 0.01v, and does not reach 12v in...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:00[/i][p=20, null, left][color=rgb(73, 73, 73)][font=Verdana, sans-serif][size=12px]In 2013, 1080P full HD resolution has become the ma...
Development of Phase-Shifted Full-Bridge IGBT Ultrasonic Power Supply Abstract: This paper introduces the working principle of a certain type of ultrasonic power supply. It adopts a phase-shifted full...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Analog electronics
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