Tag Archives: digital gadget

Hi-Fi Gadget For Business Class

Mobile market is continuously expanding and due to the multiple available options people can opt for any brand. The business class handset is one of the biggest demands these days as most of the people running their own business need to be constantly remain updated. To take participation in this genre LG has recently launched LG GD880, a completely business application device. In spite of the fact that there are many new business models of mobile phones available, LG GD880 has given a tough challenge to the other brands.

The presence of GPRS and EDGE technologies are opening doors to Internet at anytime and from anywhere. The WAP 2.0 browser supporting xHTML and HTML makes browsing bliss for the busy corporate people. 3G HSPDA helps the users to have a fast 3G connectivity. By the WiFi technology, one can connect to the web using a local hotspot or WLAN.AN.

The 3.2 inches TFT screen makes the visibility of the screen clear. Due to the 256 colors with a high resolution of 480 by 854 pixels, the display looks vibrant and attractive. Scratch-resistant surface, multi-touch input method, accelerometer sensor for UI auto-rotate and proximity sensor for auto turn-off make its display more precious.

LG GD880 has internal memory of 330 MB and external sims memory is up to 32 GB. Using the Bluetooth and USB port one can easily exchange data with other devices. A-GPS system helps users on the go. Its 5 MP primary camera can capture still pictures as well as record videos. Geo-tagging, face and smile detection, image stabilization and auto-focus features are incorporated with this gadget camera. The secondary camera is also enabled for video calling.

By the music player, you can enjoy MP3/WMA/eAAC+ formats auto music. And the video player supports MP4/DivX/XviD/H.264/H.263 formats. Moreover, LG GD880 sports FM radio with RDS.Popular social networking sites are integrated with live updates with this fantastic handset. By the document viewer, you can see the Word, Excel, PowerPoint & PDF files.Java MID 2.1 stimulates the gaming feel living and real on LG GD880.

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Electronics And Gadgets

Electronics is the branch of science, engineering and technology that deals with electrical circuits involving active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive interconnection technologies. The nonlinear behaviour of active components and their ability to control electron flows makes amplification of weak signals possible and is usually applied to information and signal processing. Similarly, the ability of electronic devices to act as switches makes digital information processing possible. Interconnection technologies such as circuit boards, electronics packaging technology, and other varied forms of communication infrastructure complete circuit functionality and transform the mixed components into a working system.

A gadget is a small technological object that has a particular function, but is often thought of as a novelty. Gadgets are invariably considered to be more unusually or cleverly designed than normal technological objects at the time of their invention. Gadgets are sometimes also referred to as gizmos.

Electronics is distinct from electrical and electro mechanical science and technology, which deals with the generation, distribution, switching, storage and conversion of electrical energy to and from other energy forms using wires, motors, generators, batteries, switches, relays, transformers, resistors and other passive components. This distinction started around 1906 with the invention by Lee De Forest of the triode, which made electrical amplification of weak radio signals and audio signals possible with a non-mechanical device. Until 1950 this field was called radio technology because its principal application was the design and theory of radio transmitters, receivers and vacuum tubes.

Today, most electronic devices use semiconductor components to perform electron control. The study of semiconductor devices and related technology is considered a branch of solid state physics, whereas the design and construction of electronic circuits to solve practical problems come under electronics engineering. This article focuses on engineering aspects of electronics.

An electronic component is any physical entity in an electronic system used to affect the electrons or their associated fields in a desired manner consistent with the intended function of the electronic system. Components are generally intended to be connected together, usually by being soldered to a printed circuit board (PCB), to create an electronic circuit with a particular function (for example an amplifier, radio receiver, or oscillator). Components may be packaged singly or in more complex groups as integrated circuits. Some common electronic components are capacitors, inductors, resistors, diodes, transistors, etc. Components are often categorized as active (e.g. transistors and thyristors) or passive (e.g. resistors and capacitors).

Most analog electronic appliances, such as radio receivers, are constructed from combinations of a few types of basic circuits. Analog circuits use a continuous range of voltage as opposed to discrete levels as in digital circuits. The number of different analog circuits so far devised is huge, especially because a circuit can be defined as anything from a single component, to systems containing thousands of components. Analog circuits are sometimes called linear circuits although many nonlinear effects are used in analog circuits such as mixers, modulators, etc. Good examples of analog circuits include vacuum tube and transistor amplifiers, operational amplifiers and oscillators.

One rarely finds modern circuits that are entirely analog. These days analog circuitry may use digital or even microprocessor techniques to improve performance. This type of circuit is usually called mixed signal rather than analog or digital. Sometimes it may be difficult to differentiate between analog and digital circuits as they have elements of both linear and non linear operation. An example is the comparator which takes in a continuous range of voltage but only outputs one of two levels as in a digital circuit. Similarly, an overdriven transistor amplifier can take on the characteristics of a controlled switch having essentially two levels of output.

Digital circuits are electric circuits based on a number of discrete voltage levels. Digital circuits are the most common physical representation of Boolean algebra and are the basis of all digital computers. To most engineers, the terms digital circuit, digital system and logic are interchangeable in the context of digital circuits. Most digital circuits use a binary system with two voltage levels labeled 0 and 1. Often logic 0 will be a lower voltage and referred to as Low while logic 1 is referred to as High. However, some systems use the reverse definition (0 is High) or are current based. Ternary (with three states) logic has been studied, and some prototype computers made. Computers, electronic clocks, and programmable logic controllers are constructed of digital circuits. Digital signal processors are another example.