Wednesday, August 11, 2010
Hak Cipta
Jack of silency
Flat Screen Television Display
Unlike a curved screen television, a flat screen television display produces fewer reflections, thus you enjoy distraction-free viewing, no matter where you are seated in the room. A flat screen television need not necessarily have a flat panel display. Common CRT televisions can also have flat screens.
(Liquid Crystal Display)LCD versus Plasma Television Display:
The basic idea of display in plasma television is to illuminate tiny colored fluorescent lights to form an image. The very first prototype for a plasma display monitor was invented in July 1964 at the University of Illinois by professors Donald Bitzer and Gene Slottow, and then graduate student Robert Willson. Bulky Cathode Ray Tube televisions were the standard for over fifty years. A flat panel television is even thinner than a photo album. A flat panel television struggles in the confusion of selecting one of the two technologies:(Liquid Crystal Display) LCD versus Plasma Television . The picture elements (pixels) are controlled individually. Each pixel in a color image is made up of a red, green, and blue component, or "sub pixel" that works together to create images
LCD versus Plasma Television - Plasma Display: Plasma is a highly ionized gas-like substance that is an excellent conductor of electricity. A Plasma Display consists of thousands (and sometimes millions) of tiny, glass, plasma-filled chambers, which are layered between two wired glass panels. The wires are arranged in rows and columns on either panel, creating a grid. A charge is directed to the desired wire intersection, which activates individual pixels. Behind each of the glass chambers are three phosphors that emit red, green, or blue light, and combine to create the images on the screen. A digitally controlled electric current excites the plasma, causing it to give off invisible ultraviolet light. This ultraviolet light strikes the phosphors on the back of the display and makes them display the appropriate color. Plasma Displays eliminate the need for a back light source because they produce their own light.
The result of plasma technology is an evenly focused, realistic picture with a wide viewing angle. Plasma displays perform well regardless of lighting conditions and are not affected by magnetic fields. But the phosphors and gases deteriorate over time, causing brightness to fade. The life span of a plasma display averages 30,000 hours (compared to 20,000 hours for a CRT).
LCD versus Plasma Television - Liquid Crystal Display:
LCDs became popular in the 1970s. Today, LCDs are used in a variety of digital devices, including calculators, watches, microwave ovens, computers, and front projection TVs. They use a gas-like substance known as Liquid Crystals to create a display.
Liquid crystal is a substance that shares characteristics of both a liquid and a solid. An electric current is used to manipulate them to allow light to pass through or be blocked out, like the shutter of a camera. In a rear-projection TV, this light source is at the back of the television, behind the layer of liquid crystals. In a front-projection TV, a panel of mirrors is positioned at back of the crystals to reflect the light projected from the front of the TV. Applying voltage, which changes the properties of each Liquid Crystal Cell (LCC) in the display, forms images. This in turn alters the pixel's light absorption properties. There are basically two different types of LCD screens: passive matrix and active matrix, (otherwise known as thin film transistor or TFT). Passive matrix screens have been around a long time and have improved a lot over the years. They are still used in laptop computers. To get the best out of a passive matrix screen, view the screen straight on. It can get a bit washed out on a bright day outdoors, but they are proven and reliable and inexpensive. TFT screens produce a higher quality image that's brighter and sharper than those produced by a passive matrix display. You do not have to view the screen from a particular angle to see clearly.
Hak Cipta
Jack of silency
Active GPS tracking system find its applications in industries, businesses, and in some cases, for personal use also. Vehicle tracking system is a popular Active GPS Tracking System that finds its place in real time traffic surveillance.
GPS Tracking System
Commercial entities and individuals have a growing interest in tracking systems that use GPS. GPS by itself cannot serve as an active GPS monitoring system; rather it is a positioning system that uses passive, one-way satellite communications. However, combined with a wireless communications technology like cellular telephony, GPS can become a part of a very effective tracking system. Affordable GPS services and the ever-present mobile services are the driving forces behind the employment of tracking capabilities in different fields. Fleet management, personal location services, pets, electronic surveillance of parolees, cargo and other mobile assets are some of the areas where active GPS tracking systems are used. But the technical and operational requirements for the various tracking applications are not the same. Power supply represents a key differentiator among tracking systems, which must support positioning, microprocessor and communications components and often other sensors. Tracking systems must effectively determine and report location and local status, while operating without an external power source. This has limited the scope and the scale of applications to date. Most conventional tracking solutions rely on cellular or satellite communications systems.
Active GPS Tracking System
An active GPS tracking system is a real-time system that uses GPS and a cellular network to gather real time data wherever it is deployed.
Passive GPS Tracking System
A passive GPS tracking system is used where real-time data is not required, but records need to be maintained.
Vehicle Tracking System
A vehicle tracking system can produce individual vehicle data like spacing, headway, velocity, and acceleration. This can lead to better traffic flow modeling and a better understanding of driver behavior. A car tracking system or the auto tracking system is also one of the biggest advancements in car security. The system operates using radio or satellite positioning to locate a car after it has been stolen. When the car is stolen, the vehicle tracking system is activated to send out a unique signal that the authorities can follow. Some vehicle tracking systems can detect unauthorized movement of the vehicle and relay the information to the police. The systems are built to withstand the most demanding of operational conditions and also permit selective reporting of vehicle position and event information. In some auto tracker systems, the tracking modes are user-defined, and include tracking, polling and logging. The units support logging of positional information and also records exceptions such as alarm conditions, failure and break of GPS signal strength, loss of power and stop / go events.
Automatic Vehicle Location (AVL) is an automated auto tracking system used for locating vehicles, fleet management and monitoring data. An anonymous vehicle tracking system traces individual vehicles on transportation networks by linking vehicle features acquired from various detection stations. This system finds its application in real time traffic surveillance and is a valuable tool for real time congestion monitoring, traveler information, and control and system evaluation.
Hak Cipta
Jack of silency
WORLD’S FIRST
JAPANESE FULL-DRESS V-TWIN TOURER
Designed for those riders set their sights beyond the horizon, the new VN1700 Voyager offers everything needed for comfortable long-distance touring with or without a passenger.
Kawasaki’s first full-dress V-Twin, the new Voyager is equipped with a large front cowling and windscreen, as well as leg shields for superior protection from the wind and the elements. Ample storage care of a top-mounted trunk, hard panniers and dual glove boxes ensure that all the touring necessities, and even a few luxuries, can be accommodated.
Essential touring features like cruise control and a 6-speed transmission with an overdrive gear are joined by Kawasaki’s latest innovative technology. K-ACT (Kawasaki Advanced Coactive-braking Technology) ABS complements rider active brake control with supplementary brake force enhancement for confident, highly effective braking in all situations. Kawasaki’s first fully electronic throttle valve (ETV) system offers smooth, natural engine response.
New 1700cc long-stroke liquid-cooled V-Twin engine offers increased torque and power output for superior passing performance. The new powerplant is mounted in a compact, lightweight frame that delivers light handling.
Taking inspiration from 60s sports cars, the VN1700 Voyager’s bodywork is a study of muscular curvature. Both bodywork and engine covers received the meticulous attention to detail and exquisite craftsmanship expected of all Kawasaki cruisers, let alone a flagship model, resulting in contoured forms that look good from any angle and are as pleasing to the touch as they are to the eye.
Offering a metric alternative to V-Twin tourers, the new VN1700 Voyager combines Kawasaki reliability with the performance, comfort and amenities that long-distance touring riders demand.
KEY FEATURES
CUTTING-EDGE CRUISER:
LOADED WITH THE LATEST TECHNOLOGY
As a flagship model, the VN1700 Voyager comes equipped with a number of new systems, many Kawasaki firsts. K-ACT (Kawasaki Advanced Coactive-braking Technology) ABS ensures smooth braking control for confident, highly effective braking. Kawasaki’s first fully electronic throttle valve system offers smooth, natural engine response and easy starting in cold conditions. Cruise control and multi-function instrumentation complete with an audio system compatible with iPod and other systems are also standard equipment.
PERFORMANCE: THE RIDE
Newly designed engine is based on that of the VN2000. The new engine offers both significant power and torque gains and superior passing performance. The 1700cc engine is mounted in a new frame designed for light weight and light handling. The Voyager’s compact package offers ease of manoeuvrability.
TOURING FEATURES
A number of features facilitate long-distance touring and rider and passenger comfort.
KAWASAKI CRAFTSMANSHIP
Kawasaki Cruisers have always been a showcase of craftsmanship and attention to detail. The VN1700 Voyager is no exception. With 60s-era American sports cars as a design theme, all surfaces have a muscular curvature that flows from one end of the bike to the other. Like on the VN2000 models and VN900 models before them, design of the engine covers and bodywork on the VN1700 models received meticulous care to ensure the bikes not only look good from any angle, but also that their elegant form is as pleasing to the touch as to the eye.
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