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About this blog

Fiber-Mart offer a selection of Fiber Testers & Tools to fit any fiber optic cable lineman or powerline worker jobs. We stock top high quality Test Equipment for the communications applications. In the fiber optic installation and maintenance works, Optical Power Meters, Fiber Light Sources, Fiber Probe Scopes and OTDR are commonly used for fiber optic testing. And Fiber Splicing toolkits, termination tool kits and cleaning tools, like fiber cleaner pen, fiber cleaning kit, fiber strippers, fiber cable cutters, fiber splice protective sleeves help work easier. We not only provide well-known brands such as CLETOP, EXFO, Noyes, AFL and many more, but also offer innovative, high quality products to lower costs. Fiber-Mart offer a selection of Fiber Testers & Tools to fit any fiber optic cable lineman or powerline worker jobs. We stock top high quality Test Equipment for the communications applications. In the fiber optic installation and maintenance works, Optical Power Meters, Fiber Light Sources, Fiber Probe Scopes and OTDR are commonly used for fiber optic testing. And Fiber Splicing toolkits, termination tool kits and cleaning tools, like fiber cleaner pen, fiber cleaning kit, fiber strippers, fiber cable cutters, fiber splice protective sleeves help work easier. We not only provide well-known brands such as CLETOP, EXFO, Noyes, AFL and many more, but also offer innovative, high quality products to lower costs.

Entries in this blog

Fiber Tools

Double Density QSFP (QSFP-DD) Is Coming

The working principle of QSFP-DD is similar with 100G QSFP28 transceiver. The QSFP-DD MSA group will increase the lane to eight. There will be a row of contacts providing for an eight lane electrical interface in QSFP-DD. If modulated by NEZ, each lane of the fiber trunk cable can support data rate up to 25G, thus, it can support a total data rate of 200G. If modulated by PAM4, it can support data rate up to 400G with each lane supporting data rate of 50G. The MSA group also announced that the Q
Fiber Tools

Introduction of Some Common Fiber Optical Transceivers

A group of companies joined together to agree on package standards also called multisource agreements (MSAs). The package standards help customers choose the best lc pigtail to their applications and make sure the they can use transceiver from multiple vendor without redesigning the board. In the following text, some common fiber optic transceivers according to package standards are introduced in details.   9-PIN&GBIC&SFF 9-Pin transceiver is also known as 1×9 optical transce
Fiber Tools

Properly Terminate Fiber Optic Cables for a Smooth Connection

There are two methods for terminating fiber optic cables, using connectors and splicing, each of which allows for a smooth connection with low light loss and back reflection in a proper manner. We can learn these two methods in the following figure. The method of using dwdm module to terminate fiber optic cables is shown in the top right corner that is able to mate two fibers for a temporary joint, while the other method is splicing which has the ability to create a permanent joint between the t
Fiber Tools

How to terminate fiber optic cable?

Installation Time: There is an initial setup time for the field technician who must prepare a workstation with polishing equipment and an epoxy-curing oven. The termination time for one connector is about 25 minutes due to the time needed to heat cure the epoxy. Average time per qsfp+ cable in a large batch can be as low as 5 or 6 minutes. Faster curing epoxies such as anaerobic epoxy can reduce the installation time, but fast cure epoxies are not suitable for all connectors. Skill Level: The
Fiber Tools

Guide to SFP Transceiver Communication Standards

Synchronous optical networking (SONET) technology enables the transmission of a large volume of data over long distances. SONET can be used to transmit multiple streams of data simultaneously over fiber optic mediums using laser beams and LEDs.SFP transceivers are built to transmit data over SONET at varying rates (OC-3, OC-12 and OC-48) and with different reaches (short-reach, intermediate-reach, and long-reach). SONET SFP transceivers are able to transmit data over both singlemode and multimod
Fiber Tools

The Other uses of optical fibers

In spectroscopy, optical fiber bundles transmit light from a spectrometer to a substance that cannot be placed inside the spectrometer itself, in order to analyze its composition. A spectrometer analyzes substances by bouncing light off of and through them. By using fibers, a spectrometer can be used to study objects remotely.   An mpo breakout cable doped with certain rare earth elements such as erbium can be used as the gain medium of a laser or optical amplifier. Rare-earth doped opti
Fiber Tools

the Difference Between Ethernet & Patch Cables Summary:

While eight-conductor Ethernet cables with RJ-45 plugs are extremely common (these are the cables that look like over-sized phone cords), Ethernet itself is a protocol standard that defines the way that bits of information travel over a particular medium. The two most common cabled versions of Ethernet are traditional copper cables and fiber-optic cables.   Patch Cables   Most standard qsfp+ cable are referred to as patch cables. However, ordinary phone cords can be considered pa
Fiber Tools

Guide to Several Materials in Fiber Optic Cable Construction

The word Aramid is a generic term for a manufactured sfp in which the fiber forming substance is a long chain synthetic polyamide in which at least 85% of the amide linkages are attached directly to the two aromatic rings as defined by the U.S. federal trade commission. Kevlar fiber is based on poly (P-phenylene terephthalamide). Aramid yarn is the yellow fiber type material found inside cable jacket surrounding the fibers. It can also be used as central strength members. The steel armored
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What Will Affect the Longevity of Your Fiber Network?

Stress, on the other hand, is a major enemy of fiber longevity, so the protection task is passed to the cable installer, who will ensure that the use of suitable strength elements limits the stress applied to the cable to much less than the 1 per cent proof test level. The installer then needs to ensure that the deployment process does not overstrain the fiber patch cable. Figure 2 below illustrates a typical crew deployment for a trunk installation. The whole process should be paid more attenti
Fiber Tools

The Features and Characteristics of Multimode Pump Combiner

The singlemode patch cable mean betting the most of the pump diodes, with minimal heat dissipation management. The combiners are meant to address fiber optic applications used in various markets like research, medical, telecom, and industrial. The processes are capable of high flexibility in the design leading to thousands of different fiber configurations.   Here are the different types of multimode pump combiner –     2×1 Multimode Pump Combiner   The pump combiner
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Channel CWDM Mux & DeMux – Features and Applications

The CWDM are by and large in view of thin coat channel innovation which is the type of item fall under the WDM class. There arrived in a total scope of Class-8 CWDM Mux-Demux and also OADM that stands for Optical Add Drop Multiplexer units with a specific end goal to meet a wide range of necessities and system arrangements.   Likewise, it has across the board applications that require the Channel CWDM. Some of them include: Gigabit and 10G Ethernet, Fiber Channel, ATM, ESCON, in Metro to
Fiber Tools

OTDR Launch Fibers - Importance and Usage

With so many factors affecting the launch and detection process, problems such as unreliable traces of measurements are likely to be seen especially when only a little amount of light comes back to the OTDR for analysis.  This occurs when trying to look at a very long length optical fiber.  If you are trying to look at a very long optical fiber, it is necessary to launch a lot of power to see the end.  When a lot of optical power is launched, the pulse width of the launched optical signal is inc
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Understanding The Difference Between Single-mode and Multimode Fiber

Multimode optical fiber cable has a larger diametrical core that permits multiple modes of light to pass through at a given time. This characteristic allows the number of light reflections created as the light passes through the core to increase, creating the ability for more data to pass through at any given time. The attenuation rate and high dispersion of this fiber reduce the signal quality over om4 patch cable. Multimode optical fiber is commonly used short distances, audio/video applicatio
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SELECTING A FIBER OPTIC PATCH CORD

Multi-Mode fiber cable can have several different diameters and classifications of fiber strands. The two diameters currently in use are 62.5 Micron and 50 Micron. Within the 50 Micron diameter fiber attenuator, there are three different grades (referred to as OM2, OM3, and OM4). The cable types used in the patch cord should match that of the network cabling to which they are attached via the patch panel.   The fiber cable may be available in different "jacket diameters" (such as
Fiber Tools

How DWDM System Components Work Together with DWDM Technology

As DWDM system is composed of these five components, how do they work together? The following steps give out the answer (also you can see the whole structure of a fundamental DWDM system in the figure below):   1. The transponder accepts input in the form of a standard single-mode or multimode laser pulse. The input can come from different physical media and different protocols and traffic types. 2. The wavelength of the transponder input signal is mapped to a fiber optic cable.
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Optical Transponder—an Important Component in WDM System

The optical transponder is designed to automatically receive a signal, amplify it and then retransmit the signal with another wavelength, without changing the content of the signal, which enables the different system to be connected. For instance, a 10G DWDM system can be deployed on the basis of a normal 10G system if using the optical transponder to convert a 850nm signal into a 1550nm one. What’s the working principle of the qsfp28? In general, when an optical input signal passes through the
Fiber Tools

WHAT ARE FIBER OPTIC TRANSPONDERS?

A transponder and transceiver are both functionally similar devices that convert a full-duplex electrical signal in a sfp. The difference between the two being that transceivers interface electrically with the host system using a serial interface, whereas transponders use a parallel interface to do so.   So transponders provide easier to handle lower-rate parallel signals, but are bulkier and consume more power than transceivers.   APPLICATIONS OF FIBER OPTIC TRANSPONDER Mult
Fiber Tools

Everything You Need to Know About SFP Transceivers

SFP supports many standards such as Ethernet, SONNET, Fiber Channel etc. it can allow transport of gigabit and other fast Ethernet LAN packets over time division multiplexing based WANs, also it can help in transmission of E1/T1 streams over packet switched networks. SFP is an upgraded version of GBIC module i.e. Gigabit interface converter that’s why it is also called mini GBIC, it has very similar functionality as GBIC transceiver but has much smaller dimensions. The SFP permits greater port d
Fiber Tools

Fiber Optic Cables in Emergency Military Tactical Communication

Extensive research is in progress for the use of these fiber optic cables as a mode of emergency communication, when all other means of communication are disrupted. US military’s DARPA (Defense Advanced Research Projects Agency) is currently working on an emergency connectivity restoring process, which uses fiber optic cables for its functioning. This program is called fiber-mart.com (Tactical Undersea Network Architecture). This program is intended to restore the tactical connectivity for the U
Fiber Tools

HOW TO USE AND MAINTAINE THE FUSION SPLICING MORE EFFICIENTLY?

Fusion splicer may be the act of joining two optical fibers end-to-end using heat. The thing is to fuse both the fibers together in such a way that light passing with the fibers is not scattered or reflected back from the splice, and thus the splice as well as the region surrounding it are almost as strong because virgin fiber itself. The basic fusion splicer apparatus includes two fixtures which the fibers are mounted and two electrodes. Inspection microscope assists in the placement in the pre
Fiber Tools

The function of Fiber Optic Power Meter

An optical power meter (OPM) is a device used measure the power in an optical signal. The term usually refers to a device for testing average power in fiber optic systems. Other general purpose light power measuring devices are usually called radiometers, photometers, laser power meters (can be photodiode sensors or thermopile laser sensors), light meters or lux meters.   An optical power meter (OPM) is a testing instrument used to accurately measure the power of fiber optic equipment


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