[i=s] This post was last edited by paulhyde on 2014-9-15 09:22 [/i] National Electronic Design Competition Essay Writing Requirements[[i] This post was last edited by open82977352 on 2011-8-29 09:17 [...
Let us all play games easily in this issue!
Vishay brings its SUPER12 featured products to you. How much do you know about SUPER12 products? Put your knowledge to the test!Activity link: https://www.e...
The relationship between these parameters of the resolver and the application:
1. The rated voltage is 36V, and the excitation signal amplitude of S1/S3 (or S2/S4) needs to be 36V? What's the problem ...
[size=3][color=#000000][backcolor=white] In the process of voice transmission, voice enhancement schemes are often used. It uses FEC coding technology (composed of convolution coding and Viterbi decod...
Absolute Accuracy :A measure of how close the reading of an instrument is to that of a primary standard that is absolutely traceable to a standard approved by a recognized standards body.Auto-Ranging ...
[i=s]This post was last edited by Aguilera on 2022-6-9 07:37[/i]In the figure below, R20, R21, R23 and R22 are driving resistors, which also play a role in reducing the MOS turn-off speed.Is there any...
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]