• December 22. 2016

Optical attenuator is the optical device for reducing optical signal power. Depending on the application, the optical attenuator can be divided into adjustable optical attenuator and fixed optical attenuator. Today we will introduce the basics of fixed optical attenuators. The attenuation power of fixed optical attenuator is fixed(1 dB, 5 dB, 10 dB etc). The attenuation power of fixed optical atte...

• 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 14. 2016

Optical transceivers (optical modules) are core photoelectric conversion components in fiber-optic communication, data centers, enterprise networks, and telecom transmission systems. Today we will learn and explore the working principle of the optical transceiver. What Is an Optical Transceiver (Optical Module)? Due to the development of microelectronic technology, active and passive optical devic...

• December 05. 2016

The wide application of the fiber to the home (FTTH) promotes the rise of the optic connector. This product has the characteristics of small size and fast connection, and caused small loss, high stability, it’s essential fiber connection devices for fiber system. Today will introduce the use instruction of fiber fast connector. About fiber fast connector Fiber fast connector is a kind of innovativ...

• November 29. 2016

With the wide application of 40G/100G network, the installation and management of patch cord becomes more and more important, the management directly affects the overall data transmission. Good management can not only reduce the operating costs, but also can increase the network operation and maintenance reliability and flexibility. Here, we will introduce 5 methods to improve patch cords’ managem...

• November 25. 2016

There is a Latvia brand called “Mikrotik" in the communications industry, founded in 1995. More than 20-year experience has made him the dominant position in the router and wireless ISP systems market. In order to further deepen the market, has held the exchange meeting in 23 countries. Their equipment mainly includes CCR core router, CRS series routing switch, RB951 941750 series routers and wire...

• November 25. 2016

With the increasingly fierce competition in the optical communication market, the price of the optical module is irregular, such as Cisco, HUAWEI, H3C, Juniper, Brocade，Extreme etc. The price of these big brand module is very high, the market capacity of third party compatible module is increasing continuously. Second-hand optical module also appears on the market, so the customers will be prohibi...

• November 21. 2016

Now more and more customers want to know the technical information of optical transceiver, today we will simply summarize the optical module test equipment! In order to ensure the product quality, we will induct many types of test before delivery. 1.Firstly test the optical power, sensitivity, eye diagram, extinction ratio and bit error, the needed equipment are optical attenuator, optical power m...