• March 10. 2023

High speed cable DAC is used for the connection of short distance network devices, such as server, switches,storage and so on. It is a low cost measure of network devices connection. So far there are common DAC cables including 10G SFP+ to 10G SFP+ DAC cable, 25G SFP28 to 25G SFP28 DAC cable, 40G QSFP+ to 40G QSFP+ DAC cable, 40G QSFP+ to 4x SFP+ DAC cable, 100G to 100G QSFP28 DAC c...

• March 04. 2023

In this blog, ETU-LINK will talk about 10G DWDM Tunable module and its differences from ordinary DWDM optical module. The wavelength of 10G conventional SFP+ DWDM optical module is fixed, while 10G SFP+ DWDM Tunable optical module can be configured to output different DWDM wavelengths. The wavelength tunable optical module has the characteristics of flexible...

• February 28. 2023

Many partners do not know much about the packaging types of optical modules, so in this article, ETU-LINK introduces you to what are the common packaging types of optical modules, right? 1. SFP SFP is known as small form-factor Pluggable, which defines the standard to be followed from 1Gb/s to 28Gb/s single channel SFP package, SFP module compresses the size and power consumption of optical module...

• January 11. 2023

Due to new applications such as 4K high-definition video, live broadcast and VR have promoted the rapid growth of global network traffic, and new applications such as cloud computing, laaS services and big data have higher requirements for data transmission in data centers, global data centers have been upgraded from the original 10G/40G to 25G/100G, which has triggered an increase in the demand f...

• December 09. 2022

Common 40G QSFP+ multi-mode optical modules include SR4 and BIDI, so what is the difference between the two multi-mode optical modules? And how to choose it? ETU-LINK will introduce these two optical modules to you. The package type of QSFP-40G-SR4 is QSFP+, the interface type is MPO, the transmission distance can reach up to 100 meters when used with OM3 patch cords; and the transmission distance...

• December 07. 2022

In recent years, with the rapid development of the Internet, cloud computing and big data, the increasingly high demand for bandwidth has promoted the construction of IT infrastructure data centers. The current speed standard of 10G Ethernet cannot meet the rapid growth of network traffic demands of large and medium-sized enterprises. From the perspective of resource investment and cost, 25G is th...

• December 01. 2022

In fiber optic networking, many users ask: What are single fiber and dual fiber optical modules? What is the difference between them? How to choose single fiber vs dual fiber for my project? This article explains definition, structure, wavelength, application, compatibility, and selection rules to help you use them correctly. What are single fiber optical modules and dual fiber optical modules?&nb...

• November 23. 2022

With the rapid rise of the Internet of Things, cloud computing, artificial intelligence, and big data applications, the data transmission rate of servers, routers, switches, and data storage devices is also increasing, and data centers will also face challenge of high bandwidth, high reliability, and low latency, especially the higher requirements for data transmission up to 400G. To achieve high ...