Getting started with High Definition Television
High Definition Television – a new type of television that combines a High Definition Television tuner and an HD-capable display. Almost all of HDTV available in the market use the 16:9 widescreen aspect ratio. A High Definition Television tuner can receive analog and digital broadcasts over the air. High Definition Television compatible TV features only the high resolution display and can only receive digital broadcasts if connected with a separate HDTV tuner. HDTV ready TVs can have the 16:9 widescreen ratio or the square like 4:3 aspect ratio. lg led tv 43 inch
High Definition Television has arrived and here to stay given surging popularity of crystal-clear broadcasts in US television TV. Analog television’s shift to an all digital system has heralded a new age in the 65-year history of TV. Hours of High-Definition Television can be viewed almost nightly. Viewers can easily determine if a show is presented in High Definition Television if the message “Presented in high definition where available” is shown at the start of a program.
Choosing the right TV is important in the High Definition Television experience. A TV with a 4:3 screen will be a good choice if local and network dominate programming are common in your market and over-the-air or cable High Definition Television programming is sparse. However, with the arrival of new technology also calls for viewers to adapt to the situation. Those still using traditional TV sets will not be able to get the most out of the High Definition Television experience.
For this you need to have a tuner to receive and decode High Definition Television signals from a source, and a high-quality screen that can reproduce the outstanding details and colours from an High Definition broadcast. The higher resolution of High Definition Television makes its pictures crisper and clearer compared to traditional television. Traditional TV pictures only possess 480 lines of vertical resolution, while High Definition Television has 1,080-line interlaces scan and 720-line progressive scan. The best quality that can be given by analog TV is 480i, which in contrast is the lowest quality signal offered by digital TV.