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  1. Why use launch cable in otdr?
    20
    Mar

    Why use launch cable in otdr?

    OTDR launch box, according to its function and working principle, has a lot of other names, like dead zone box, pulse suppressor, fiber ring, fiber optic launch cable, etc.

    Optical time domain reflectometer (OTDR) is a necessary fiber optic testing tool which use light back-scattering technologies to analyze the optical fiber performance. It can test the light loss and locate the breaks, splices and connectors in fiber optic network. However, OTDR has "dead zone" which can affect the testing result if proper measure is not taken. To overcome the limitation of OTDR dead zone, OTDR launch box is being used. How can OTDR launch box minimize the effect of OTDR dead zone during fiber optic testing? The following explains the detail.

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  2. Relationship Between Dynamic Range & Dead Zones
    06
    Mar

    Relationship Between Dynamic Range & Dead Zones

    Fiber is going deeper everywhere as massive rollouts are laying the ground for 5G and IoT in today’s transforming telecom landscape. The promise of tomorrow’s technologies relies on an extremely reliable fiber foundation, whether in data centers, in the field or at customer premises. Verifying the integrity of the fiber optic cables with the right OTDR testing methods has never been more vital to be able to quickly identify and locate faults.

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  3. ‘Ghost’ events in Optical Time Domain Reflectometer (OTDR)
    22
    Feb

    ‘Ghost’ events in Optical Time Domain Reflectometer (OTDR)

    Sometimes an anomaly called ‘ghost’ event appears in an OTDR trace that can be confused with a real reflective event. This application note explains how to distinguish an OTDR ‘ghost’ from a real event and lists techniques to eliminate ghosts from OTDR traces.

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  4. Introduction to OTDR Testing Everything You Need to Know
    18
    Jan

    Introduction to OTDR Testing Everything You Need to Know

         Main topics:

    1. Step-by-Step Guide on How to Perform OTDR Testing
    2. Components and Working Principles of an OTDR
    3. What is OTDR Testing and Why is it Important?
    4. Troubleshooting Common Issues with OTDR Testing
    5. Key Features and Factors to Consider When Selecting an OTDR
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  5. Top 5 Best Mini OTDR On 2023 | Optical Time Domain Reflectometer
    06
    Dec

    Top 5 Best Mini OTDR On 2023 | Optical Time Domain Reflectometer

    With the rapid advancements in fiber optic technology and new fiber network deployments, OTDR testing methods have become indispensable for building, certifying, maintaining, and troubleshooting fiber optic systems. 

    An Optical Time Domain Reflectometer (OTDR) is an instrument used to measure and create a visual representation of a fiber optic cable route. The measurement data can provide information on the condition and performance of fibers, as well as any passive optical components along the cable path like connectors, splices, splitters and multiplexers. 

    Once this information has been captured, analyzed, and stored, it can be recalled as needed to evaluate the same cable over time. 

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  6. How to caculate the OTDR testing distance?
    17
    Nov

    How to caculate the OTDR testing distance?

    When we purchase the OTDR, sometimes we meet the problem: how long this OTDR can test? Today, we share a tip to you. 

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  7. HOW TO TEST A FIBER OPTIC SYSTEM WITH AN OTDR (OPTICAL TIME DOMAIN REFLECTOMER)
    03
    Nov

    HOW TO TEST A FIBER OPTIC SYSTEM WITH AN OTDR (OPTICAL TIME DOMAIN REFLECTOMER)

    An Optical Time Domain Reflectometer (OTDR) is a device that tests the integrity of a fiber cable and is used for the building, certifying, maintaining, and troubleshooting fiber optic systems. Hand-held OTDRs build a virtual image of the fiber optic cable to determine the condition and performance capability of the fiber cable. These tools can also test components along the cable path like connection points, bends, or splices to analyze the cable’s capability from start to finish.

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  8. What is acceptable dB loss for fiber?
    21
    Sep

    What is acceptable dB loss for fiber?

    An optical fiber cable run has been installed between two buildings, with a splice point in the middle linking a third building. It is now time to certify the link with a light source and power meter. The test equipment is set up to test at 850 nanometers. The source is connected to fiber 1 at the main crossconnect and the power meter at the intermediate crossconnect. The loss measured for this fiber span is 4.0 decibels. Is this attenuation acceptable?

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  9. Do you know Optical Time Domain Reflectometer (OTDR)
    18
    Jul

    Do you know Optical Time Domain Reflectometer (OTDR)

    The past few years have witnessed the boom in optical fiber being used in network communication industry. In order to make sure that the fiber network is reliable and accessible, a more accurate and faster methodology for assessing the integrity of the infrastructure is indispensable. Therefore, it is essential to choose the right fiber optic testing tool/device: not only to meet the enhanced testing requirements, but also help to increase the reliability and value of the whole network. OTDR is one of the most powerful test instruments for fiber cable testing.

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  10. Looking for the most cost-effective OTDR?  Choose JILONG OTDR KL-6200
    31
    Mar

    Looking for the most cost-effective OTDR? Choose JILONG OTDR KL-6200

    As we all know, OTDR is an optical fiber test instrument, which can be used for attenuation measurement of optical fiber links, quality inspection of optical fiber connectors and optical fiber splices. It can not only measure the fiber length, but also analyze the loss distribution of the link. However, the quality of the existing OTDRs on the market is uneven, and there are various bugs.

    1. Single function, poor applicability and practicability in complex construction environment
    2. The UI interface experience is poor, and the human-computer interaction s
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