• July 27. 2019

EPON and GPON are the two main members of optical network access. Each of them has own advantages, competes and complements each other.The following will compare with them in various aspects. Data Rate EPON provides a fixed up and downlink with 1.25 Gbps, using 8b/10b line coding, and real rate is 1Gbps. GPON supports a variety of speed grades, can support uplink and downlink asymmetric rates, dow...

• July 23. 2019

With the transmission rate of optical transmission equipment increases and the degree of integration increases, the circuit board of high-speed transmission equipment is also more and more sensitive to static electricity.There are two main types of optical transmission:optical transceiver and high speed digital circuit. In our daily life, we can see the small static electricity, the static electri...

• July 18. 2019

As people's requirements for the network,it is getting higher and higher, 100G networks have been rapidly developed, and 100G optical transceiver is becoming more and more popular. Currently, there are several types of packages: CFP/CFP2/CFP4, CXP and QSFP28, especially QSFP28 optical transceiver is more common. In addition to the 100G optical transceiver defined by the IEEE standard, the Multi-So...

• July 10. 2019

25G Ethernet has been hitting the web world at a sudden rate and may eventually become the fastest IEEE Ethernet standard ever completed. 25G cable is divided into 25G SFP28 direct attach cable and 25G SFP28 active optical cable, both of them can transmit data at 25Gbps. What are the differences between them? In this article, ETU-Link will focus on the differences between the two cables. What is a...

• 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...

• June 28. 2019

10GBASE-T SFP+ Copper RJ45 module also known as optical port switching electrical port module, photoelectric conversion module, it is a hot-plugging module, adopts SFP+ packaging form, RJ45 connector, transmission rate is 10G, the transmission distance can reach 30m, its port supports shielded twisted pair, and can support unshielded twisted pair. The 10GBASE-T SFP+ Copper RJ45 module complies wit...

• June 26. 2019

Optical modules are an integral part of all network connectivity deployments. As a sales of optical transceiver should know that the working temperature will influence the parameters of the optical transceiver. When the applied environment temperature of the module is changed, then the working current will change as the temperature changes. At the same time, it will lead to changes in the paramete...

• June 21. 2019

The three-day Singapore Communications Exhibition CommunicAsia ended yesterday at the Marina Bay Sands Exhibition Centre in Singapore. As Asia's largest information and communication technology exhibition, CommunicAsia has attracted exhibitors from all over the world in the communications industry, bringing together world-class operators and service providers to showcase cutting-edge technologies ...

• June 17. 2019

This article gives you two main points, about the X2 to 10G SFP+ optical module connection solution and the X2 module and SFP+ module direct connection solution. Now let's take a look at the following solution with ETU-Link: The X2 to 10G SFP+ optical module connection solution Required equipment: ①X2 optical module ②X2 to SFP+ converter ③10G SFP+ optical module ④patch cord Solution 1 One end uses...

• June 12. 2019

CommunicAsia, as the largest and most influential information and communication technology event in the information and communication technolog region, it will be held at marina bay sands exhibition center in Singapore from June 18 to 20, 2019.Welcome guests and friends from all over the world to visit ETU-Link booth BS3-07. Exhibitor information: 【Time】18-20 June, 2019 【Location】Marina Bay Sands ...

• May 30. 2019

The latest MPO optical module classification summary, first we will introduce what is MPO optical module? MPO optical module refers to the optical module that interface uses MPO connector, which is usually used with MPO fiber patch cord. MPO connector can be divided into male head and female head.MPO interface of optical module is generally male head type, on the contrary, MPO fiber patch cord use...

• May 24. 2019

DWDW is short for dense wavelength division multiplexing. It’s a technology for transmitting multiple signals simultaneously at different wavelengths on the same fiber. It can save a lot of optical fiber resources in long distance transmission applications. DWDM can be divided into passive DWDM system and active DWDM system. Passive DWDM system Active devices such as optical fiber amplifiers and d...