• August 01. 2023

Do you know the difference between active optical cable and Optical module? Today, ETU-LINK will talk about the differences between 40G AOC and 40G SR4. Let's take a look together.   What is 40G QSFP+ AOC active optical cable? 40G QSFP+ AOC active optical cable is composed of multimode optical fiber and two QSFP+ connectors. It has four data channels in each signal direction, with a maxi...

• August 08. 2023

The amount of information transmission and exchange is increasing day by day, and there are more and more high-density and broadband applications. Traditional copper cables can no longer meet the needs of communication. Compared to traditional cables, active optical cables can help communication equipment enjoy the huge advantages of optical transmission. What is the difference between AOC active ...

• August 10. 2023

The arrival of the 5G era has brought great opportunities to the optical communication industry, and users have increasingly high requirements for high-speed data transmission. At the same time, it is also driving the upgrade from 100G to 400G. Among 100G optical modules, QSFP28 is the most common type of optical module. So today, let's talk about the difference between the 100G PSM4 and the 100G ...

• August 18. 2023

QSFP-DD, as the preferred packaging for 400G optical modules, can effectively expand the cloud capacity of data centers and meet the growing bandwidth requirements of ultra large data centers. In the previous blog, we introduced the 400G QSFP-DD FR4 optical module. Today ETU-LINK will introduce you the commonly used long-distance transmission solution for large-scale data centers -400G QSFP-DD LR8...

• August 22. 2023

AOC (Active Optical Cables) refers to communication cables that require the use of external energy to convert electrical signals into optical signals or convert optical signals into electrical signals during the communication process. The optical transceivers at both ends of the cable can provide photoelectric conversion and optical transmission functions. AOC active optical cables have different ...

• August 25. 2023

With the continuous development of modern information technology, the demand for information transmission channel capacity by users is also rapidly increasing. Therefore, the market demand for 100G optical modules is constantly increasing, and their proportion in network construction costs is gradually increasing. The mainstream packaging of 100G optical modules mainly includes CFP, CFP2, CFP...

• September 01. 2023

The 25G SFP28 optical module is simply an optical module with a transmission rate of 25Gbps, mainly used in 25G Ethernet and 100G (4x25Gbps) Ethernet, which can meet the growing demand of data centers in the most energy-saving way. Therefore, when there is a problem of high cost in optical modules such as 40G and 100G, 25G SFP28 optical modules have become a good solution. In this article, ET...

• September 07. 2023

Direct Attach Cable(DAC）is generally translated as direct cable, high-speed cable, passive copper core cable, etc. 40G QSFP+ DAC cable with fixed QSFP+ modules at both ends. 40G QSFP+ DAC stacking cable can be divided into 40G QSFP+ to QSFP+ cable and 40G QSFP+ to 4*SFP+ cable. And the 40G QSFP+ to QSFP+ cable is a 40G QSFP+ module at both ends, wh...