Amazon Kindle E-books: Always Carry All Your Library With You

Reading is an interesting and exciting pursuit for many people. Today scientific-technical progress has made it possible to get plunged into reading without even holding paper books in hands. So-called e-books are no pretending to rank with traditional paper books. E-book advantages are a compact size, the ability to store hundreds of books in one device that is not larger than a conventional book, and some others.

There is plenty of e-books on the market. One of the most popular e-book series is Amazon Kindle. It is a combination of both hardware and software platforms developed by Amazon.com widely known as the world's largest on-line shop. The integral part of almost all Amazon Kindle e-books is an E-ink electronic paper display featuring sixteen shades of gray. Such "paper" resembles a book page very much. Human eyes don't get tired of continuous reading because the quality of the E-ink display has become very high.

Amazon Kindle devices offers a great spectrum of functions including reading, browsing, downloading e-books, periodicals, magazines and newspapers. Internet connection is established via the Wi-Fi module. Many devices feature additional functions like listening to audiobooks and so on.

There are five generations of Amazon Kindle e-books. The Kindle First Generation was released on November 19, 2007. Its price was about $400. It is the only Kindle e-book with a SD card slot. The device is fitted with a 6-inch E-ink display with 6 levels of a gray color and 250 (about 200 books without illustrations) Mb of internal memory. The Kindle First Generation was sold only within the USA.

Kindle 2 is a representative of the second Amazon e-book generation. It became available on the market on February 23, 2009. Compared to its predecessors, it was their improved version with a useful function: a text-to-speech option allowing a reader to listen to the text he is reading. Moreover, the device is equipped with 2 Gb of internal memory (1,4 Gb is available for a user, which is equivalent to approximately 1500 books without illustrations). However, Kindle 2 doesn't allow expanding memory for there is no SD slot in it. But this fact didn't affect its popularity. Moreover, the device became very popular, particularly, thanks to its thinness. The heart of Kindle 2, ARM-11 90 nm processor, works at a frequency of 532 MHZ.

Soon after the Kindle 2 release Amazon released Kindle 2 international version to sell it abroad all over the world. Kindle DX is notable for its larger screen and PDF-format support. It also features accelerometer which provides page rotating for more comfortable reading in both landscape and portrait modes. Kindle DX international version is also available. Kindle DX Graphite has a better E-ink display with enhanced contrast ratio.

The third generation brought users Kindle 3 which has a screen that is a little bit smaller than that of Kindle 2. New functions and options include extra fonts, Unicode support, Voice Guide feature and some others. 3 out of 4 Gb are available for user to fill them with lots of e-books and audiobooks.

The Kindle Fourth Generation released at the beginning of 2011 is more lightweight and compact. It is fitted with a usual 6-inch E-ink screen and offers an experimental web-browsing capability. Navigation by nine physical buttons has become more convenient. A touchscreen version was announced on September 28, 2011 and was available in two connectivities: Wi-Fi or Wi-Fi+3G.

Now it is an era of the fifth generation. A new version notable for its low price ($69) was announced on September 6, 2012. Amazon promised that its product has higher performance, an E-ink screen with better contrast and very high pixel density. Along with this device, Amazon announced Kindle Paperwhite with an enhanced display. Its release data is October 1, 2012.