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Fs upgraded-network-in-data-center.jpg Wiki & How

OTDR (Optical Time Domain Reflectometer) Dead Zone Tutorial

OTDR (Optical Time Domain Reflectometer) Dead Zone Tutorial OTDR (Optical Time Domain Reflectometer) is a familiar fiber test instrument for technicians or installers to characterize an optical fiber. To understand the specifications which may affect the performance of OTDR can help users get maximum performance from their OTDRs. This tutorial will introduce one of the key specifications—Dead Zone. What Is Dead Zone The OTDR dead zone refers to the di
Posted on December 22, 2015 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Basics of OTDR (Optical Time-Domain Reflectometer)

Reliable and accessible fiber links are the very foundation of a sound optical network. So in order to assess the integrity of the infrastructure, we need accurate and faster methodologies and testing devices. OTDR (Optical Time-Domain Reflectometer) is such a powerful test instruments for fiber optic cable testing: when used properly, it not only simplifies testing requirements, but also help to increase the reliability and value of the network. What Is an OTDR and How Does It Work? OTDR is
Posted on December 21, 2015 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Optical Power Meter (OPM): A Must for Fiber Cable Testing

Fiber optic cable is seeing broad adoption in telecom industry to feed insatiable demand for bandwidth. Test these massive fiber cables thus becomes the most frequent yet laborious task. However, some test-and-tried tools will help to make your testing work much easier. Optical power meter (OPM) is such a powerful tool made purposely for fiber cable testing, installation and maintenance, making it the perfect choice for a wide range of field applications. What is optical power meter and how does
Posted on November 24, 2015 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Fiber Optical Fusion Splicing Tutorial

Fiber Optical Fusion Splicing Tutorial Fusion splicing is to use high-temperature heat generated by electric arc and fuse two glass fibers together (end to end with fiber core aligned precisely). The tips of two fibers are butted together and heated so they melt together. This is normally done with a fusion splicer, which mechanically aligns the two fiber ends, then applies a spark across the fiber tips to fuse them together. Many telecom and CATV companies invest in f
Posted on March 9, 2015 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Optical Time-Domain Reflectometer Tutorial

Optical Time-Domain Reflectometer Tutorial What Is ODTR? Optical Time-Domain Reflectometer (OTDR) is an optoelectronic instrument used to characterize an optical fiber. It can be considered as the optical equivalent of an electronic time-domain reflectometer. OTDR injects a series of optical pulses into the fiber under test. It also extracts, from the same end of the fiber,light that is scattered or reflected back from points along the fiber. The strength o
Posted on November 30, 2014 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

How to Solve the Common Problems in OTDR Testing

How to Solve the Common Problems in OTDR Testing OTDR (Optical Time Domain Reflectometer) is widely used in all phases of a fiber system's life, from construction to maintenance to fault locating and restoration. However, even a trained and experienced OTDR operator may have difficulty interpreting a fiber trace at times. There are a few cases where it is almost impossible to get an exact distance or loss determination based on one measurement. In some extraordinar
Posted on November 26, 2014 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Visual Fault Locator Tutorial

Visual Fault Locator Tutorial What Is Visual Fault Locator? Visual Fault Locator (identifier), or VFL/VFI, is a visible red laser designed to inject visible light energy into an optical fiber. Sharp bends, breaks, faulty connectors and other faults will "leak" red light allowing technicians to visually spot the defects. Fiber visual fault locator, also called laser fault locator, is a device which is able to locate the breakpoint, bending or crack
Posted on June 25, 2014 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

How To Repair the Accidentally Cut Fiber Optic Cable?

Fiber optic cable can be accidentally damaged, cut or smashed. According to the Electronic Technicians Association, one of the main cause of optical fiber failure is “backhoe fade” , during which the optical fiber cable is cut or damaged while digging. For this occasion, you can easily look for backhoe and get the cut cable. However, if it is caused by moles, it will likely be difficult to troubleshoot it. On the flip side, it means that the cost to repair fiber optic cable might be a little bit
Posted on June 21, 2013 By FS.COM
Fs upgraded-network-in-data-center.jpg Wiki & How

Working Principle and Characteristics of OTDR

The Optical Time Domain Reflectometer (OTDR) is an essential tool used to test the integrity of fiber optic cables, which can be applied to evaluate the length of fiber cables, measure transmission and connection attenuation and to detect the fault location of fiber links as well. Based on these functions, it is commonly employed to fiber optical cable maintenance and construction. Moreover, OTDRs are most effective when testing long cables or cable plants with splices by illustrating where the
Posted on May 24, 2013 By FS.COM