Blog

Category 8 standard is ready for publication

The Telecommunications Industry Association’s TR-42 Engineering Committee and its subcommittees met the week of January 25, and one of the more significant results of the meeting was that the Category 8 standard—long in development within the TR-42.7 subcommittee focused on copper cabling systems—is just one step away from approval and publication. The standard is in […]

Copper Network, Data Center

MPO/MTP Trunk Cable Advantages

A specific lengths pre-assembled MTP/MPO Trunk cable with 12 or 24 fibers is delivered to data center for easy installation, because an It is impossible to manually to assemble MPO/MTP plug connector with 12 or 24 fibers on site during installation. The advantages of MPO/MTP Trunk cable with the following advantages • Higher Quality Higher quality […]

Data Center

HOLIDAY NOTICE CHINESE SPRING FESTIVAL 2016

HOLIDAY NOTICE Our offices will be closed on Feb. 2nd, 2016, in observance of Chinese Spring Festival. We will be reopen on Feb. 15th 2016. We apologize for any inconvenience caused and thank you for your understanding.   SHANGHAI TARLUZ TELECOM TECH. CO., LTD.

Others

Fiber Optic Connector Types for data center

LC and MPO Fiber Optic connectors were defined for data center applications in accordance with ISO/IEC 24764, EN 50173-5 and TIA-942 standards for fiber optic cabling systems. MPO Connector (IEC 61754-7) MPO (multipath push-on) is based on a plastic ferrule that provides the ability to house up to 24 fibers in a single connector. Connectors […]

Data Center

OTDR Basic Principles

An OTDR sends short pulses of light into a fiber. Light scattering occurs in the fiber due to discontinuities such as connectors, splices, bends, and faults. The OTDR then detects and analyzes the backscattered signals. The signal strength is measured for specific intervals of time and is used to characterize events. The OTDR calculates distances […]

Test Equipment

Trouble shooting for EXFO OTDR

Problem Cause Solution The application displays a message indicating that a “Non-resolved fiber end” event has been found. The fiber under test is too long. Ensure that the fiber under test is shorter than the maximum length the OTDR can measure. The application displays message indicating that a “live fiber error” occurred and the fiber […]

Test Equipment

How to Clean and Connecting Optical Fibers to OTDR

If your fiber optic cable is not properly aligned and/or connected, you will notice heavy loss and reflection. Properly cleaning and connecting optical fibers to OTDR is important, please follow the following steps to clean the fibers and connecting it to OTDR. To connect the fiber optic cable to the port: 1. Inspect the fiber […]

Test Equipment

Fujikura 22S cladding alignment fusion splicer

AFL has introduced the Fujikura 22S active cladding alignment fusion splicer. With this model’s moveable v-grooves, splicer errors due to dust and other contaminants are virtually eliminated, says the company. Removable sheath clamps allow the use of fiber holders, and the unit’s large monitor provides a crystal clear image, even in bright sunlight. “Fujikura continues […]

Fusion Splicing

Macro bending Detection By an OTDR

On a transmission network, one cause of insertion loss on a fiber link is macro bending. This is commonly caused by tight installation or handling. As Fiber-to-the-Home (FTTH) networks lead to a significant increase of fiber installation in the last mile, the space constraints become increasingly stringent. This is driving the need for distributions hubs […]

Test Equipment

International Standards for Optical fiber

ITU-T G.651 Multimode fiber standard • In enterprise network, multimode fiber is becoming more In enterprise network, multimode fiber is becoming more popular in the horizontal cabling in the Fiber-to-the-Zone (FTTZ) architecture • Bandwidth is shifting from 1Gbps to 10Gbps, therefore shrinking the power loss budget ITU-T G.652 Standard Singlemode fiber. 4 different categories (A, […]

Optical Fiber
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