Archive for November, 2007

Sony Memory Stick - Your Data Memorised by a Stick

Tuesday, November 27th, 2007

Sony Memory Stick - Your Data Memorised by a Stick

Memory sticks, in simple language, are portable devices used for storing data. And this memory stick can be fitted into and removed easily from your electronic device such as your mobile or your PC. Today, as we know, our gadgets have multi-uses. Your mobile is also your camera, video cam, music player, video and movie player.

In this age of information, there is so much data that you would like to save up, apart from your official documents and personal memories. And who do you think will give you the space for all that? Memory stick gives you that digital space devoted to you. Memory stick is used to give that exclusive storage for your data, because it would not be feasible to save so much data on your computer or cellphone alone.

Memory sticks can be used to save your data such as text, audio or video files in other electronic devices as well such as HandyCams, DigiCams. Memory sticks ensure many advantages such as much more storage capacity and faster file transfer speeds.

Sony memory sticks are trusted brand products available in the market. The technological brand leader Sony launched its memory stick in October 1998. These sticks can be used in digital music players, PDAs, the PlayStation Portable (PSP), and in other devices. For example, Sony digital compact cameras use memory sticks for storing image files.

Generally, Sony memory sticks have a storage capacity of 128 MB. However, an 8 GB card was launched in 2006 in Las Vegas and the Memory Stick PRO has a maximum potential size of 32 GB.

Sony memory stick has a sleek design, and its ultra-small size and light weight (4gms) makes it suitable for use in small digital Audio-Video (AV) devices such as the Sony Digital HandyCam Camcorder.

Brayan Russell is a renowned business writer who has years of experience in writing technical reviews, product descriptions and product feature analysis of technical gadgets and gizmos. He has won appreciation especially for good writing about Price Storm products…the Printer ink cartridge

Understanding Monitor Flyback Transformers Internal Capacitor

Monday, November 26th, 2007

Understanding Monitor Flyback Transformers Internal Capacitor

Troubleshooting watch flyback transformers is not stubborn if you know what is inside the flyback. generally for a monitor flyback transformer, it consists of the casing, winding, pins, high voltage cable, anode cap, wall, epoxy and a high voltage capacitor. Among all, the internal capacitor gave the most harms. If this capacitor respect out or suddenly toured, the monitor will have no high voltage and high voltage close down and sometimes even swipe the energy segment. That’s why, when before you want to restraint any energy harms or horizontal out transistor (HOT) that had urban a suddenly tour; you must forever sanction first that the flyback transformer internal capacitor is running. Otherwise, after the replacement of components, the monitor would not work or sometimes the same components that you had untouched would swipe again.

while every monitor flyback transformers have different intended, the structure of measuring it is the same whether it is a Samsung, Philips, Likom and etc. relate the digital capacitance query from the anode cap to the underside pin as exposed in the photo. A good capacitor respect should be from 1.5 nanofarad to 4.5 nanofarad. Acer 14 and 15” monitor generally unhurried 1.5-1.6 nanofarad while 17” and above flyback generally in the stretch of 2.7 nanofarad to 4.5 nanofarad. Some 21” monitor flyback have the recital of 6 nanofarad.

A good dynamic focus capacitor generally has the capacitance respect from 0.5 to 1 nanofarad. If these capacitors respects run, you may have some harms adjusting the focus. In other language, you just can’t melody to a harsh picture no substance how hard you have tried it. You can trial these dynamic focus capacitors by connecting a digital capacitance from the horizontal or vertical focus chain to one of the two pins under the flyback wall.

Many monitor mendingers tried to fix a flyback transformer lacking sensation. Some called it as revamp flyback. The infer for their letdown in mendinging the flyback is because of the bleeder resistor inside the flyback. Some technicians called it as opinion resistor. If you just eliminate the flyback internal capacitor pin and if that flyback have a bleeder resistor in it, the monitor will go into high voltage closedown type. Be cautious when you want to do revamping flyback.

Get watch flyback transformers plan diagram to make you known with the components inside the flyback. See how the internal capacitor and bleeder resistor are attached. How a essential and inferior winding are careworn and get to know the device of different flyback manufacturers as well. In this rider I would not show you how to eliminate flyback transformer because I think you already knew how to take it out.

Conclusion-Just ritual more regularly on how to trial a flyback transformer, and use a dick smith lopt trialer to restraint the winding. It wouldn’t take long for you to become very good in restrainting flyback transformer. By the way, trialing the internal capacitor with a digital capacitance is not 100 % accurate because the internal capacitor have the voltage rating of about 30 to 35 kilovolt and the crop voltage formed by your indicator only in couples of volt. The best flyback transformer trialer on earth is actually the watch or the TV itself. When you control on, if the monitor running then the flyback is in good rider and if you heard â€

The Oldest Computer Of The World!

Sunday, November 25th, 2007

The Oldest Computer Of The World!

Thanks to the sophisticated techniques of radiography and imagery, an international team of researchers comes to elucidate the operation of one of the most mysterious objects of ancient Greece. Discovered in 1901 in a Roman wreck, it would be about a very sophisticated mechanical computer dedicated to the study of the astronomical phenomena. Of frightening complexity, it counted at least 37 bronze gears gone up in a box out of wooden of 31×19x10 cm. On the back face, two large dials in spiral indicated the phases of the Moon and made it possible to predict the eclipses.

On the front face, a dial posted the position of Sun and the Moon compared to the stars. The mention of the Venus planet leaves think that other indicators, now disappeared, reproduced on this same dial the trajectory of five planets known at the time.

Fortunately for the researchers, the originators of the mechanism described the operation of certain components on its case! Indeed, its refinement is such as a pair of offset gears simulated the modification the apparent speed of the Moon caused by the eccentricity of its orbit! Moreover, one device quite as clever introduced a correction for the leap years.

The Greek astronomer Hipparque or one of his disciples probably took part in his manufacture between 150 and 100 before our era. It would be necessary to wait more than a thousand years before finding comparable machines. Who knows which other technological wonders of Antiquity disappeared without a trace?

The technology was originally developed not for archeology, but as a method for improving photo realism and rendering efficiency in 3D graphics. It also could be used in criminal forensics, detecting distinctive characteristics in footprints or tire marks, for example. The technology also still has potential commercial uses for HP, but many of the techniques have been made available to the scientific world for academic purposes.


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