Based on LOGO! Design of temperature control system for…
1. LOGO! Performance and characteristics LOGO! Is a general logic control module launched by SIEMENS, which is an ultra-small programmable controller that integrates a programmer and a host. LOGO internally integrates: control function, operation and display unit. There is an ---MORE---
Solutions for IP phone multi-protocol stack support
ã€Abstract】 Introduce IP telephony gateway, SIP protocol and H.248 protocol, and propose an IP telephony gateway solution supporting H.248 and SIP protocol based on H.323 protocol stack Keywords: H.323 SIP Gateway Gatekeeper 1 Introduction According to the "O ---MORE---
Can't wait to experience Apple AR function This app…
Holo is a simple application that you can use to place "holograms" -- usually animated 3D models of people or animals -- in the environment and use the iPhone's display for viewing. In many people's eyes, the most exciting new feature on iOS 11 is ARKit. ---MORE---
The text symbols and project codes in electrical techno…
An electrical system or an electrical device usually consists of various basic components, components, components, etc. In order to represent these basic components, components, and components on electrical drawings or other technical documents, in addition to various graphic symbols, Some text s ---MORE---
Automotive power amplifier circuit diagram using TL494C…
Car Audio Crystal 3.2*2.5mm 3225 24M (24.000MHZ) 20PF 10PPM 20PPM 30PPM Memory chip Automotive power amplifier circuit diagram using TL494CN chip ELF WORDOriginal Elfworld Disposable supplier from china,Elfworld series contain :Elfworld DC5000 ,Elfworld ---MORE---
Opto Tech unveils modular LED street light
A streamlined LED lighting fixture from Opto Tech has a number of interesting design developments including a modular design and a copper heat pipe for cooling. Internal design Opto Tech, a Taiwan-based supplier of LED chips as well as LED-based displays and lighting fixtures, has unveiled its new ---MORE---
Once again won the bid for Nanning Metro Line 2 Sansi s…
Recently, Shanghai Sansi won the bid for the LED lighting project of Nanning Metro Line 2, and nearly 10,000 sets of Sansi lamps will soon shine in the beautiful green city. This is one of the many lighting projects undertaken in 2010 after Sansi started the subway LED lighting. Shenzhen Metro Lin ---MORE---