• August 24. 2019

At present, WDM (Wavelength Division Multiplexing) technology is developing very rapidly, and has shown great vitality and bright prospects for development. Optical wavelength division multiplexing (WDM) is a technology that allows two or more optical wavelength signals to transmit information through different optical channels at the same time in the same optical fiber. Optical wavelength divisio...

• July 05. 2019

With the rapid development of information technology, the application of optical communication has become more and more popular. With the advantages of large capacity and high-speed transmission, optical fiber is playing a more and more important role. Where there is fiber, the optical module is needed, and the selection and purchase of the optical module has become the focus of the front-line eng...

• May 22. 2019

With the high speed development of the Networks, optical modules have a more and more important functions in the data center. But what the challenges will the data center bring for the modules? How do the optical transceivers modules change to face all? Today, let us discuss about it. Challenges may bring for the modules: 1. Higher Cost of the Optical Modules: Because of the very higher and large ...

• May 06. 2019

Recently the weather is very naughty and unpredictable in shenzhen, sometimes it is hot and sunny, sometimes it is rainy, such weather is easy to make people sick. If a person is sick and goes to the hospital, the doctor will diagnose our condition, The digital diagnostic monitoring function is like a doctor, but the digital diagnostic monitoring function is used to diagnose the working state of t...

• January 31. 2019

Those days, so many customers asked us about the Copper-T RJ45 modules, Some asked for the goods, some need the problem supports. Now let us share some with you , hope it can be helpful for you to enhance you market. 1. Which Copper-T can have in the market ? For the Copper-T RJ45 types, pls check : No. Types 1 10/100M SFP Copper-T RJ45 100m 2 10/100/1000M SFP Copper-...

• January 29. 2019

Nowadays, 40G network has gradually developed into a backbone network for long-distance network transmission applications. It is widely used in 40G short distance network transmission. Because 40G network wiring is more difficult than 10G, need more patch cords and space. To know how it works is very important. Today here we will introduce some high density QSFP+ SR4 optical module wiring methods....

• January 24. 2019

To all our customers and friends: Have you ever wondered what ETU means? Today we gonna tell you something about us, let you know us more. 1. What does "ETU" means? Why we named "ETU"? "E" for "Ethernet", "T" for "Transceivers", "U" for "Union", so it means Ethernet Transceivers Union, Our founder and team focus on builting up a stronger union, to service more customers in the world. 2.How "ETU" l...

• January 15. 2019

SFP Media Converter is commonly used for copper networks that cannot be covered, must use fiber to extend the transmission distance. It can also help optical fiber connect to metropolitan area network and the next layer network. However, there may be some failures in use, ETU sorted out some common faults and simple processing methods of media converters, let’s learn together! 1. Link light is not...