• June 15. 2023

The development of 100G Ethernet has brought a large market demand for 100G optical modules, among which 100G QSFP28 has become the most popular 100G optical module with it small size and low power consumption. 100G QSFP28 optical modules include SR4, eSE4, PSM4, LR4, CWDM4, ER4, ZR4, etc. In this article, ETU-LINK will focus on 100G QSFP28 LR4 optical modules. LINK) will focus on introducing...

• May 31. 2023

In this blog, ETU-LINK will introduce the QSFP-100G-ER4 Lite optical module, which uses LWDM multiplexing technology and operates in the wavelength range of 1295, 1300, 1304, and 1309. The optical signal is multiplexed by a WDM wavelength division multiplexer and transmitted on a single-mode fiber through an industry-standard LC connector. At the receiving end, the SOA amplifies the signal before ...

• April 11. 2023

Raisecom ISCOM3000X series 10-Gigabit switch is equipped with 1U standard chassis, small size, large capacity, 1.28T switching capacity, L2/L3 full line speed forwarding; 48 10 Gbit/s SFP+ downstream ports, four or six 40 Gbit/s QSFP+ upstream ports, QSFP+ ports can be used as four 10GE SFP+ ports, providing flexible networking capabilities and meeting the requirement for high-density access to 10...

• April 07. 2023

In this article, ETU-LINK will analyze common problems related to 40G QSFP+ optical modules, 40G QSFP+ AOC active optical cables, and 40G QSFP+ DAC high-speed cables. Q1：Can a 40G optical module be connected with a 10G optical module? A1: Not all 40G optical modules can be connected to 10G optical modules, only 4*10G parallel transmission optical modules can be connected to 10G optical modules, fo...

• March 28. 2023

As the market has higher and higher requirements for data transmission rates, higher-speed optical modules are also born. At present, in the high-speed optical module market, 100G optical modules are the mainstream products in the optical communication market. Next, ETU-LINK will introduce the 100G QSFP28 SR4 optical module to you. 100G QSFP28 SR4 Optical Module Introduction The 100G QSFP28 SR4 op...

• March 16. 2023

With the development of optical communication technology, the market size of the optical module has continued to increase, and the 400G QSFP-DD packaging has become one of the most popular optical modules of large-scale data centers with the advantages of low power consumption, small volume, and high rate. At present, the types of 400G QSFP-DD optical modules on the market include 400G SR8, 400G D...

• 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...

• 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...