• July 25. 2016

The packaging of product, can reflect the profession of products and take customers seriously. A packaging with heart, will give customers a deep impression and win the favor of customers. There several classification of packaging, respectively is the carton, wooden box, express bag and PVC tube. As long as the size is appropriate, the carton can be almost used as the outer packing of all the good...

• September 01. 2016

How to correctly connect the multimode optical patch cord? How to select the type of multimode optical patch cord? Today we will discuss these two questions. What is multimode optical patch cord? It is used as the patch cord from device to optical fiber wiring link, it has thicker protective layer, generally used to connect the transmitter and terminal box. The main type of multimode optical patch...

• September 13. 2016

Recently, many buyers asked the questions about the module compatible with HUAWEI switches, maybe lots of salesman will encounter many such problems. Today, I carefully read the HUAWEI's official website, there are some knowledge want to share with you. HUAWEI has experienced many years of development in the field of switches, has accumulated a large number of industry leading intellectual propert...

• October 11. 2016

The new week of October has begun and only work will never be finished. Today one customer asked, do you provide plastic optical fiber? Answer is no. As a professional sales person, even without the product, should also understand and learn it. Today we will share the knowledge with you! Quartz fiber (silicon dioxide) is widely used in optical fiber communication: The blue column represents the si...

• October 24. 2016

Optical transceiver is an integral part of optical fiber network for data communication and Ethernet applications. In the data communication network, optical module is widely used in data transmission and high-speed Internet field. When building a data communication network, selecting the low cost and high-performance optical transceiver can greatly save the cost. ETU-Link is the industry's leadin...

• December 07. 2016

Optical connectors are common throughout the network and give us the power to add, drop, move and change the network. However, it is an undeniable fact that the end face pollution of optical connectors is a major cause of the failure of the network. Today we will introduce the fiber end surface inspection. About end face pollution Like picture 1, the end face of the optical fiber or connector shal...

• December 13. 2016

Do you know why some optical transceivers are colorful? Today will share the information about these colorful SFP modules. The colorful SFP modules are called wavelength division multiplexing (WDM) SFP module. WDM SFP is divided into two types: ◆ CWDM SFP ◆ DWDM SFP Different colors represent different wavelengths, today we mainly introduce CWDM SFP. Waht is CWDM SFP? CWDM SFP is a kind of optical...

• December 19. 2016

The optical transceiver is composed of optoelectronic devices (TOSA, ROSA, BOSA), functional circuit (PCBA) and optical interface. Its function is to achieve photoelectric conversion. The transmitting end converts electrical signals into optical signals, and the receiving end converts the optical signal into electrical signal through the optical fiber transmission. ETU-Link sincerely recommend you...