• February 28. 2017

One’s horizon makes a difference to the performance which means you are actually grown up when you start to open your mind. The more responsibilities you are undertaking, the more missions you are able to finish. Only if you worry as your boss do can you have the horizons like your boss do. Come on, check the five realms of foreign traders to know what level you are at. Focus on the order: Those w...

• February 20. 2017

We will meet some problems when using optical transceiver, today we will make a summary of the problems. 1. Compatibility（The most basic and the most common situation） Possible cause: a. Error occurred during import of compatible code b. The device's software update cause the failure of the original non upgrade compatible code c. Coding error 2. Product loss Possible cause: a. The electronic funct...

• January 06. 2017

The time is flying! 2016 has become history. Looking back on the past year, our R & D team continues to grow. In the previous article, we mentioned that our company has made some R & D achievements in the first half: TOSA test system V1.0, ROSA test system V1.0 and Optical transceiver commissioning platform V1.0. http://www.etulinktechnology.com/blog/the-achievements-of-r-d-department-in-t...

• 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...

• 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...

• 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...

• 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...

• 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...