• July 22. 2023

The current branch deployment of ports has become one of the popular ways to build networks, and has driven the development of the parallel optical module market. At present, the commonly used parallel modules are 40G QSFP+ SR4 and 100G QSFP28 SR4, which can be converted into four 10G/25G links for link. This parallel optical module is conducive to multi-link applications, such as the constru...

• 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 ...

• 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...

• September 28. 2023

40G QSFP+optical module is dedicated to high-density application systems, with higher port density and lower overall system cost compared to traditional SFP+optical modules. Due to the differences in various parameters, the application range is also different. 40G QSFP+ SR4 optical modules are mostly used in multimode applications to achieve short distance connections of data center equipment...

• October 08. 2023

In the deployment of 40G networks, the 40G QSFP+ optical module is one of the most widely used, defined by IEEE 802.3ba, and supports different applications. The two basic interface specifications for QSFP+ optical modules are 40G BASE-SR4 and 40G BASE-LR4. In this blog, ETU-LINK will talk about the differences between 40 QSFP+ SR4 optical modules and 40G QSFP+ LR4 optical modules. Let's take a lo...

• November 02. 2023

High speed cable DAC is a fixed component that supports high-speed data transmission, using a small connector module as an optical transceiver on one end of the cable. With cost advantages and energy-saving advantages, it is widely used in data centers for short distance applications. High speed cable DACs come in different packaging and speeds: 10G SFP+ DAC, 25G SFP28 DAC, 40G/56G QSFP+ ...

• November 10. 2023

In the process of digitization, data processing, storage and transmission have developed rapidly. The rapid growth of a large number of data search services and video services has led to the development of data centers based on supercomputers and storage. As the main product for short-distance data center interconnection applications, high-speed parallel transmission optical modules have broad mar...