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  • What are the differences between optical patch cord and pigtail?
    What are the differences between optical patch cord and pigtail?
    • January 11. 2017

    Some people can’t clearly distinguish the optical patch cord and pigtail. Point at this problem, we will explain what are the differences between them! Optical patch cord has many types of classification standard. According to the different transmission media, can be divided into silica fiber and plastic optical patch cord and so on; According to the structure of the connector: FC, SC, ST, LC, MTR...

  • The achievements of R&D department in the second half of 2016
    The achievements of R&D department in the second half of 2016
    • 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...

  • Do you know the armored patch cord?
    Do you know the armored patch cord?
    • January 04. 2017

    Ordinary patch cord surface will be easily damaged after a long time of use, affecting the transmitting quality. Therefore armored patch cord began to be used by more and more people, today we will introduce the armored optical patch cord. Armored optical patch cord has the features of high tensile, compression, bending, fire prevention, moisture proof and anti mouse bite, is mainly used for the i...

  • How to quickly distinguish single mode optical media converter vs multimode optical media converter?
    How to quickly distinguish single mode optical media converter vs multimode optical media converter?
    • December 29. 2016

    Optical media converter is a medium for converting short distance electrical signals and long distance optical signals. According to the fiber type, the transmitting distance of media converter is different, so there are single mode media converter and multimode media converter. Today we will learn about the difference between single-mode fiber and multimode fiber. Structural differences between s...

  • What is SFP-10G-SR?
    What is SFP-10G-SR?
    • December 26. 2016

    Optical transceiver is a very important part in optical fiber communication technology, and we will often see the words SFP-10G-SR on the optical transceiver parameters. Some people don’t understand it’s meaning. Today we will explain what is SFP-10G-SR. SFP-10G-SR is a very common optical transceiver model, CISCO, HUAWEI and other manufacturers have production, Mainly used in switches and routers...

  • Sharing of fixed optical attenuator
    Sharing of fixed optical attenuator
    • 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...

  • Cost-effective optical transceiver recommendation
    Cost-effective optical transceiver recommendation
    • 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...

  • What is the working principle of the optical transceiver?
    What is the working principle of the optical transceiver?
    • December 14. 2016

    Due to the development of microelectronic technology, active and passive optical devices technology, optical transceiver has become the mainstream of the common optical module in recent years. Although the optical module package, rate, transmission distance is different, but its internal composition is basically the same. Today we will learn and explore the working principle of the optical transce...

  • About CWDM SFP
    About CWDM SFP
    • 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...

  • Optical Fiber Inspection Instruction
    Optical Fiber Inspection Instruction
    • 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...

  • How to use fast connectors?
    How to use fast connectors?
    • 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...

  • Make the assembly more easier
    Make the assembly more easier
    • December 01. 2016

    Today we will share how to assemble the optical transceiver, take 10G as example. 10G optical transceiver components: Base, lower pressure block, PCBA, upper pressure block, springs, buckle, ring, sheet metal parts, screw. 10G optical transceiver assembly steps: Put the lower pressure block into the base → Add PCBA → Add upper pressure block → Add heat sink → Put the springs into the buckle and ad...

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