Sunday, September 8, 2013

This SFP+ cable uses a improved technology

The advantage of this method is that the quality is superb with almost no "bleeding" of one image into the other. Unfortunately, some people claim it gives them a headache. In all my years of playing games with active LCD shutter glasses from NVidia, I have never had a headache, so I suspect the problem is perhaps just something you get used to. When TV first came out, I suspect there were similar complaints from a large proportion of the population.This will be the consumer SFP+ cable platform of choice for many years to come. Yes, the glasses are annoying, but then again we won't be watching everything in SFP. When I sit down in front of my PC to play a game in active SFP+ cable, for instance, I barely notice them.SFP transceivers have many different types of transmission and reception, the user can select the appropriate link for each transceiver to provide based on available fiber types (such as multi-mode fiber or single-mode fiber) can reach the optical performance. Available optical SFP modules are generally divided into the following categories: 850nm / 550m distance MMF (SX), 1310nm wavelength / 10 kilometers from the SMF (LX), 1550nm / 40 km distance XD, 80 miles from the ZX, 120 yards from the EX or EZX, and DWDM. SFP transceivers are also available copper interfaces, making  used instead the design primarily for fiber optic communication devices are also able to host UTP network cable communication. There are also CWDM SFP+ and single-fiber “two-way”

Friday, September 6, 2013

Comparing with other 10G cable such as XFP

10GBASE-T or IEEE 802.3an-2006 is a standard released in 2006 to provide 10 Gigabit/second connections over unshielded or shielded twisted pair cables over distances up to 100m(330ft). The twisted pair cable is typically comprised of four twisted pairs of 23AWG copper cable under the same jacket, but divided into four individual quadrants separated by a plastic spine extended throughout the entire length of the cable.  Some manufacturers of cable are able to achieve the  Network 10G cable with unshielded twisted pairs, while other manufacturers construct their cable with twisted pairs wrapped with a foil shield.  CAT6 cable can be used in a 10G application, but there is a distance limitation of 55M (180ft).  To reach full 100M (330ft) length, CAT6A cable must be used to comply with 10G specifications.  CAT6A or CAT6 “Augmented” is the recommended cable for 10G networking applications.Comparing with other 10G cable such as XFP, X2 and Xenpak, SFP+ transceiver is the smallest 10G form factor.SFP+ module is interchangeable with SFP module and can be used in the Scrat Adaptor same cages as SFP module.SFP plus is an upgraded version of the small form pluggable transceivers.SFP(small form-factor pluggable) is a compact, hot-pluggable transceiver used for both telecommunication and data communications applications. The electrical interface to the host board for SFP module and SFP+ module is the same serial.

Thursday, September 5, 2013

QSFP+ Cable Applications incorporates industry-leading

“This new AOC fanout assembly from 3M helps simplify cable routing for 10 GbE aggregation and 40 GbE top-of-rack applications while allowing optimization of the limited QSFP+ Cable uplinks found on today’s network switches,” said Jeff Bullion, marketing manager, System and Components Business, 3M Electronic Solutions Division. “It provides a true plug-and-play, low-cost, low-power and low-latency alternative to the pluggable modules and patch cords commonly used today.”AUSTIN, Texas--(BUSINESS WIRE)-- A fiber fanout cable assembly supporting the interoperability of 40 Gigabit Ethernet (40 GbE) switch ports and 10 GbE server ports is now available from the 3M Electronic Solutions Division. The first-of-its-kind, 3M Active Optical Cable (AOC) Assembly for QSFP+ Cable Online shopping Applications incorporates industry-leading VCSEL and 3M light-engine technologies to deliver exceptional cost and performance value for data centers and high-performance computing (HPC) clusters.AUSTIN, Texas, Aug 20, 2013 (BUSINESS WIRE) -- A fiber fanout cable assembly supporting the interoperability of 40 Gigabit Ethernet (40 GbE) switch ports and 10 GbE server ports compliant connectors is now available from the 3M Electronic Solutions Division. The first-of-its-kind, 3M Active Optical Cable (AOC) Assembly for QSFP+ Cable incorporates industry-leading VCSEL and 3M light-engine technologies to deliver exceptional cost and performance value for data centers and high-performance computing (HPC) clusters.

Wednesday, September 4, 2013

The QSFP+ solution is also the only offering with integrated

Philip Gadd, vice president and general manager of Avago fiber optic products division, said: “has a long-term co-developed with customers and partners to solve design challenges and meet the demand for higher bandwidth technology solutions experience, Avago has become a leader in optical fiber communication applications in the data center. “Following last year’s launch of the industry’s first 40G Ethernet the SR4 Module products, our new QSFP+ to MiniSAS cable, and eSR4 module for data centers provide 10G upgrade to 40G Ethernet, and bring longer connected simple upgrade path distance. "Standards such as QSFP+ and SFP+ are constantly changing and evolving which means that engineers need comprehensive test solutions in order to efficiently and quickly validate their designs and bring them to market," said Brian Reich, general manager, Performance Oscilloscopes, Tektronix. "Our solution offers automated compliance testing that can save customers up to 80 percent in test time compared to manual testing while also providing a seamless transition to our world-class debugging Cavity Surface environment."Unlike other SFP+ test solutions that are based on sampling oscilloscopes, the new Tektronix SFP+ QSFP+ Tx solution is based on real-time oscilloscopes, the preferred test platform for engineers designing products for QSFP+ as well as for such standards as SFF-8431 and SFF-8635. The SFP+ QSFP+ Tx solution is also the only offering with integrated support for Transmitter Waveform Distortion Penalty for Copper (TWDPc) testing as called for by the SFF-8431 standard.

Tuesday, September 3, 2013

we organize and secure the cables on each of our server racks

Before I start writing about fair cables, I should introduce my organization: NagerIT is a private initiative (non-profit), and currently there are seven of us involved.Why do I write all of this on the blog of Fairphone? Simple answer: There is a shortcut toward fairly produced electronics, we can work together and use synergy. Not only Fairphone and NagerIT,MiniSAS Cables but all future fair electronics projects will need common components like cables, resistors, capacitors, and the like. This means that once suitable suppliers for, e.g. USB cables is found, this source can be used by all interested companies and projects. The challenges only need to be solved once, and then we can reach our goal double speed! The next project of NagerIT is a fair cable usable for NagerIT, as well as for Fairphone and others. In the future, perhaps Fairphone will find a type of resistor with conflict-free tin, or other fairly produced parts that NagerIT can use as well. Let’s find out!

Monday, September 2, 2013

That's not to say that XENPAK wasn't a significant advance when

That's not to say that XENPAK wasn't a significant advance when it was first introduced (see Agilent, Agere Drive 10-Gig Ethernet ). It was one of the first modules to be pluggable into the side of a board, rather than from the top, allowing modules to be changed without taking cards out of the chassis. But technology moves quickly. Competing multisource agreements (MSAs) to XENPAK 10GBASE-SR were announced in March within a few days of each other. First was XFP, which is supported by a 44-vendor group including Broadcom Corp. (Nasdaq: BRCM), Brocade Communications Systems Inc. (Nasdaq: BRCD), Finisar Corp. (Nasdaq: FNSR), and JDS Uniphase Corp. (Nasdaq: JDSU; Toronto: JDU) (see 10 Vendors for 10 Gig). The XFP group announced the addition of 33 new members today (see XFP Touts Progress). The other contender is XPAK, which was introduced by Intel Corp. (Nasdaq: INTC), Infineon Technologies AG (NYSE/Frankfurt: IFX), and Picolight Inc. (see Trio Announce 10-Gig MSA). XPAK is a more direct "upgrade" for XENPAK because it sports the same XAUI (pronounced "zowie") electrical interface, and 70-pin connector.10G X2 Module is a type of 10 Gigabit Ethernet optical transceiver. X2 transceiver is based on Xenpak transceiver module, and it has same function with XENPAK transceiver. X2 Module also can use one transceiver to Compliant 10 Gb/s  fulfill all 10G Ethernet optical port function. X2 Transceiver is better for density installation for it is only half size of Xenpark transceivers.Its electrical interface for that host board can also be standardized and it is called XAUI (4 x 3.125 Gb/s).

Sunday, September 1, 2013

FiberStore provides all kinds of Fibre optic cables problems with

These AFI400 Fibre optic cables identifier is idea to indentify excessive problem fibers (excessive loss, dark, live fiber) that may be caused by misalignment of mechanical splices or poor connections. This optimized device can indentifies multiple signal frequencies including 270HZ, 1Khz and 2Khz and used for testing H0.25, 0.25mm, 0.9mm, 3.0mm fiber.Fibre optic cables  transceivers  It operates at a wavelength range of 800nm to 1700nm and works. Powered by 2 units of 1.5V AA alkaline batteries, it can work at least ten hours on a full charge. Besides, the fiber chuck , with mechanical damping design, can ensure that no fiber damages occurred. Meantime, it has both sound and light alarm function and key lock function, making it easier and more comfortable to operate. instability in the laser system, and a misalignment between the fiber cores, which may as a result disrupt the light transmission between the fiber optical system.For proper performance of the SC Fibre optic cables, you must keep the OPTICS PRODUCTS connector clean and free of dust. Small micro-deposit of oil and dust in the canal of the connector could cause loss of light, reducing signal power and possible causing intermittent problems with the optical connections. Below picture show the part of the end face of an unclean and clean ferrule of SC connectors.