How to make speakers
If you want to sit at home and enjoy beautiful music, you need to have the most basic audio equipment. For example, a cassette recorder or CD player as the signal source, an audio power amplifier and a pair of speakers, as well as audio sig…
Centrifugal pump structure, type and working principle
1. The impeller is the core part of the centrifugal pump. Its function is to directly transfer the mechanical energy of the prime mover to the liquid to increase the static pressure energy and kinetic energ…
Frequency adjustable electric code experiment operation oscillator
The frequency-tunable oscillator can be used as a local alarm sounder, or as an oscillator for code experiment op…
What is WAN
Wide Area Network: Provide data connection for users distributed in a wide area. Devices: Usually use the transmission equipment provided by the service provider. Switching Type: Circuit-switched packet switching
WAN is a data communication …
Flexible System Fault Protection Circuit Design--Handy Circuit Gives Systems Flexible Fault ProtecTIon
Abstract: When it is necessary to plug in a board into a system that is currently powered, it is criTIcal to control the inrush current to prevent damage / sy…
Vectron launched the industry's first industrial-grade long card with Intel 852GME chipset-ROCKY-6160
The international industrial computer and network application equipment manufacturer, ICP (IEI) took the lead in adopting Intel's new 852GME system…
at 1kHz. Of the many low-dropout (LDO) regulators used to regula…
at 1kHz. Of the many low-dropout (LDO) regulators used to regula…
Comparison and difference between X.25 and Frame-Relay protocols
Due to the characteristics of early wide area network links: the unreliability of the link and the high bit error rat…