Color e-book: types, device characteristics

special products (e-book reader, readers) and tablet computers (tablets) common color gadgets to read e-books appear.

Soup help to part with your favorite pieces on vacation, work, study. Enjoy reading in the country, on the train, at the sea and standing in the queue. They are placed in the bag, take up little space.

Pros and cons of color e-books

Pros:

• A considerable number of books in electronic form is available for free or cheaper paper publications.
• Easier to find rare printed copies.
• Useful audiobook playback function for people with vision problems. For this purpose, included larger font setting.

Minuses:

• Products are easily damaged by bumps, drops.
• Part of paper books are not translated into electronic form.

Types of color e-books

bukridera

The direct purpose of this product - reading books. Therefore, one has only to put the file and start reading a new work.

Advantages of e-book:

• the text is perceived through the eyes comfortable;
• low weight;
• preservation of brightness in all lighting conditions;
• Search allows you to find the publication, dictionary;
• the screen does not flicker;
• low price;
• Some models reproduce audio books;
• battery lasts a long time;
• safety for children;
• friendly management.

Disadvantages:

• no video player;
• Some formats are not supported or insufficient quality;
• small size;
• few functions.

Some models have a useful additions: video player, music player, internet access by Wi-Fi.

bukridera display is performed by several techniques. The LCD screen in two variants - E-lnk, TFT. At the expense of not having the first type of backlight of the display can not be used at night.

This electronic product is suitable for those who like to read, to influence the minimum vision. screen performance technology is arranged under the simulation of reading from paper. In this case, the battery is spent economically, the device is used longer.

TFT technology extends the functionality of the product. These models support playback of video files, games. backlight level is adjusted according to the reader's request.

Electronic books are complemented by skins, making interesting reading.

The touch screen is available in two types. Inductive display is controlled by a stylus, which exhibits physical action. When capacitive surface reaction takes place at the touch of your fingers.

The tablet

Tablet PC has great features with an operating system. With articles read electronic publications, with the format readable files and programs are installed on their own. Choosing to determine a convenient and comfortable option for everyone.

Through the tablet to browse the site, play videos, photos and presentations.

And with the built-in gsm-module available properties mobile phone and Internet via Wi-Fi, as well as access to the network through a service provider.

For USB-port lets you connect USB flash drive, mouse, keyboard, printer and other devices.

Advantages of the tablet:

• video playback;
• full color viewing files in any format;
• Touch controls;
• additional programs and functions.

Disadvantages:

• screen flicker;
• harmful strain on the eyes;
• high price;
• constant battery charging;
• the weight.

Design and characteristics of color e-books

Dimensions

Dimensions of e-books and tablet manufacturers are trying to decrease with each new model. Screen sizes book readers begin from 5 to 9.7 inches, a display plates to 12.5 inches.

The maximum size of a full page of a book displays. This size is suitable for home use, however, the products are quite large.

Therefore, if you plan to carry a recommended size smaller. 5 - 6 inch screen will be difficult to carry out full-fledged long reading. A 7 - 8 inches is the optimal solution, creating a comfortable to wear, easy to use.

Diagonal 9 - 10 inches is the best size for video playback, but it takes a lot of space and each bag will contain aggregate.

Display size from 11 to 12.5 allocated expensive plates. The thickness of the e-book is less, so they are easier to tablet computers.

Interface

E-books are equipped with simple, understandable controls available to man, without the skills of working with computers. The plates have a lot of programs that need to be configured.

And in order to read the book, the application is installed, you want to search, download, transfer to your device. These steps can be complex novice user.

Energy consumption

Bukridera work using electronic ink, so spend a little energy. Only by changing the charge image is reduced. For two weeks, you can use an e-book without charging the battery. Features of each model battery specified in the instructions.

Vs. charge becomes flipping from 5 to 10 thousand pages (7 - 15 mid-size books). This is definitely a plus, especially on the road.

TFT screen constantly flickers, which requires high energy consumption. Average duration of work - about 10 hours. Only a powerful tablet will work so much.

Response time E-Ink display delayed - 50 ms, which is basically normal, LCD displays are activated for 2 ms.

formats

The more formats supported, the better. Almost all e-book reader reproduce common pdf, which is usually presented books. Some models are treated Word doc., Text, PDF, djvu, fb2.

However, the product cost is increased by increasing the playable formats.

Memory

Classic electronic book reader equipped with a 2 - 4 GB of memory. External card memory available on some models. However, 2-gigabyte is enough for the amount of several hundred books. If the product has support for memory cards, its price rises.

Screen resolution

On this depends the quality of the image, page layout to a certain amount. With the high resolution page remains clear even at high magnification. A low, making the image more quality is lost text.

Sufficient resolution for a comfortable and relaxed reading is 480 × 800 pixels. Models with smaller indices are well suited for reading, and their cost is reduced. But to choose the resolution of the unit is less than 320 × 460 is not recommended.

It should be taken into account the ratio of the display size and the number of points. Because the small size with a large extension would be better to read than a big screen with a lower resolution.

Extra features

Standard e-books do not have special features. But some models have a touch screen that is suitable for correcting, editing text.

Tablet PC has a lot of advanced features, and, if necessary, additional applications can easily be added to the device.

malfunctions

Touch screen issues

Damage caused by mechanical damage (fall, careless use). The sensor ceases to respond to touch or partially responsible appear dead zone. It means necessary to replace the touch screen.

matrix fault

When there is no mechanical damage to the image, cracks or stains. It needs to replace the matrix. For this design disassembled defined markings and dimensions. Further, inserting a new matrix.

breakdown buttons

With long-term use or product to fall on / off button, volume fail. Eliminates damage by installing a new operation button.

Charging device

When mechanical damage, careless handling, improper connecting the charger, charging is not fully contacted or offline. The tablet / e-book is replaced by the connector.

Precautionary measures

• Apparatus should not be affected by high or low temperature.
• We do not recommend direct sunlight.
• Protect from moisture and water. If liquid immediately dismantle the product, take out the battery, dry. Contact the service center.
• Devices to protect against electromagnetic radiation.
• You can not use home-made, modified battery.
• Avoid mechanical pressure on the screen.
• Use unacceptable solvents for cleaning.
• Keep heat sources away gadget.
• If a person uses personal medical devices (pacemaker, hearing aid) to consult with a doctor about the safety of products bukridera tablet.
• Devices to keep out of reach of children.
• During data transmission, the product no closer than 1.5 cm to the human body.
• It is forbidden to use the devices behind the wheel of a car, as a bright light affects the handling of the vehicle. When you are in a vehicle can not use the Internet, as it modifies the functionality of the airbag, cruise control, brake oil supply.
• Using the Internet is impossible to touch the antenna, the signal quality deteriorates, increasing the level of energy expenditure.
• Reading is recommended every 15 minutes to take a break. Make a workout, move your eyes to the right, left, up, down.

• Instrument care includes compulsory procedure - clean book readers, tablets. Holes, slots goods cleared a fine brush. Regular maintenance extends the useful life. Before cleaning the product, disconnect it. To remove dust, divorce, the display is wiped with a damp soft cloth. Do not use a dry cloth to electrostatic charge. If there was contamination, drip a few drops of distilled water.
• When you transfer the product is recommended to use a case to protect from moisture and mechanical damage.
• It is not recommended to discharge the battery completely, if it will shut down, connect the charging. The battery should be charged up to 100%.
• An effective way to protect the screen acts as a sticker specialty films. For each model, readers, tablet computers selected protective coating of the diagonal. This will help prevent scratches, adhesion of dust spots. Sticking film is performed by a simple technology.

Choosing a color e-reader or tablet computer based on personal preferences and accounting basic characteristics.