• August 24. 2017

With the increasingly fierce competition in the optical communication market, the price of the optical module is irregular, such as Cisco, HUAWEI, H3C, Juniper, ZTE, Extreme etc. The price of these big brand module is very high, the market capacity of third party compatible module is increasing continuously. Used optical transceiver also appears on the market, so the customers will be prohibitive ...

• July 12. 2017

Many people are strange with optical transceivers, they won’t see it in daily life, but it is indispensable to our life. In modern society, people are unhappy if they don't have cell phones. So here comes the question. Do you know where the signal of the cell phone comes from? Let me show you the answer! The answer is in the communications operator's engine room! There are a lot of switch equipmen...

• July 10. 2017

Recently, some of our customers want to know more about the CWDM modules' applications. Here we share some of CWDM knowledge to you, hope these can be helpful for your business! 1. What is CWDM modules? With the CWDM optical transceiver, different wavelength can be transmitted by only one core. And it's receiver can receive signal from 1270nm-1610nm. 2. Where is the CWDM modules can be used? As th...

• August 07. 2017

Someone always says, we are using the original optical transceivers, we don't need compatible modules. However, most of people says, we are using compatible modules. Do you know why? Do you know what advantages of compatible modules compared with original modules? Let’s show you today! ※ Competitive price: 60%-90% costs can be saved, even more. ※ Compatibility: Work on switch like the original mod...

• July 05. 2017

Time has always passed so quickly, unconsciously, I have come to ETU-Link for more than a year. When first day to the company, I was so strange to the environment, colleagues, or the products. With the patient instruction and training of the manager, gradually become familiar with the company's products. The manager's training has changed me a lot, I also got the manager's trust and gave me the im...

• June 13. 2017

According to the global optical market, the CWDM modules are more and more widely used in some network project, so what are CWDM modules? Where is it applied on?... 1. What is CWDM? CWDM modules is a optical transceiver which combine the CWDM technology ( Coarse Wavelength Division Multiplexer ) and can connect the different wavelength of optical signals via a op...

• June 13. 2017

The 40G optical transceivers are widely used in the market, especially 40G QSFP+ SR4 and 40G QSFP+ LR4 modules. What are their differences? Today we will tell you the answer. The differences between 40G QSFP+ SR4 and 40G QSFP+ LR4module: ※ Application 40G QSFP+ SR4 modules use in data center for multimode optical fibers. 40G QSFP+ LR4 modules use in data center for single mode optical fibers. ※ Tr...

• June 13. 2017

OptiX OSN 7500 is a new generation of core intelligent optical switch equipment developed by HUAWEI company based on the current situation and future trends of metropolitan area network. It has large business switching capacity, the highest order intersection is 240Gbit/s, and the lower is 40Gbit/s.maximum 240Gbit/s high order crossover, and low order crossover of 40Gbit/s. HUAWEI OSN7500 also has...