[font=楷体, 楷体_GB2312][size=6][color=#2e8b57][b]I would like to obtain a copy of the test standard for constant-pressure audio broadcasting, UIC-568 "Railway Passenger Car Audio Equipment"[/b][/color][/...
Capacitors are widely used in audio components, such as filtering, anti-cross-coupling, high-frequency compensation, and DC feedback. However, if we break it down by function, manufacturing materials,...
As the title says, can I use the 5V boost cable connected to the USB port of the computer as a power source for a long time? Power 4W, boost 12V device power supply
Is there any damage to the computer...
The AEK-COM-BLEV1 evaluation board is based on the BlueNRG-1 Bluetooth Low Energy Smart System-on-Chip. The board can be connected to a microcontroller via a 12-pin or alternative 9-pin male connector...
Signals and Systems (Part 1) is a revised version of Signals and Systems (Published by Higher Education Press) published in 1981. The structure of this edition is roughly the same as that of the first...
On January 28, Xiaomi Group announced through an internal document that Shang Jin, former vice president of the group and general manager of the new retail department in China, and Chang Cheng, forme...[Details]
— Commitment to the Science Based Targets Initiative —
SAN DIEGO, November 1, 2021 – Qualcomm today announced plans to achieve global net-zero greenhouse gas emissions for Sc...[Details]
1. Basic Concepts 1. 89C51 has two counters T0 and T1, and 89C52 has one T2. Each counter is composed of two 8-bit RAM units, that is, each counter is a 16-bit counter, and the maximum counting capac...[Details]
ST's VIPER26LD is an offline converter consisting of an 800V avalanche rugged power supply and a PWM controller. Users are more concerned about the following factors: overcurrent limitation, protecti...[Details]
On June 8, Han's Laser released information related to an investor survey, showing that the company has shipped more than 1,000 mask machines and production capacity has basically returned to normal....[Details]
The basic electron tube generally has three poles, a cathode (K) for emitting electrons, an anode (A) for absorbing the electrons emitted by the cathode, and a grid (G) for controlling the flow of ...[Details]
Samsung has reportedly purchased a 104,089 square meter site, equivalent to 140 football fields, near its foundry in Austin, Texas, the United States. The company's move is seen as a preparation for ...[Details]
DDS (Direct Digital Synthesizer) DDS is the abbreviation of direct digital frequency synthesizer. In addition to the most basic frequency synthesis function, direct digital synthesizer is also a flex...[Details]
LED display screens are widely used in industrial and mining enterprises, schools, shopping malls, shops, public places, etc. for graphic display, advertising, and information release. This paper des...[Details]
The preprocessing command begins with the symbol "#" and includes three parts: macro definition, file inclusion, and conditional processing. I have not used conditional compilation yet, so I will i...[Details]
During the operation of the escalator, the flow of customers varies greatly at different times. Sometimes there may be no one riding the escalator. Since the arrival of customers is random, it is i...[Details]
Introduction: What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should you choose an AVR microcontroller? Let's learn about it together: What is an AVR microcontr...[Details]
Connection/Reference Devices
ADAS1000 ECG front end with integrated respiration and pulse detection
ADP151 Ultralow Noise, 200 mA CMOS Linear Regulator
Evaluation and Design Support
...[Details]
GSMA (Global System for Mobile Communications Association), the organizer of the 2020 Mobile World Congress (hereinafter referred to as "MWC") originally scheduled to be held in Barcelona, official...[Details]
With the development of electronic technology, electromagnetic compatibility issues have become a very important and difficult problem for circuit design engineers. Based on years of engineering expe...[Details]