Enhanced definition is a good alternative to high definition. Not only do most EDTVs support HD programming, but they can cost considerably less. EDTVs display video in 480i and 480p. HD signals are displayed in 480p, which is DVD quality. The difference between a ED and HD picture is minimal.
The following is a list of EDTV models with built-in ATSC digital tuners, which make it possible to receive and decode digital broadcasts without the need of an external digital tuner.
Panasonic's TH-42PD50U is a nice widescreen flat panel plasma display that features a 4000:1 contrast ratio, HDMI, and a built-in QAM tuner, which makes it possible to view video in PAL. This set features an eighth generation plasma panel, and is capable of displaying over 8 billion colors. It doesn't have picture-in-picture or a PC connection, but that isn't really an issue with plasma because they are susceptible to burn-in. It weighs about 72 pounds, and supports HD signals of 1080i and 720p.
Featuring Samsung's acclaimed DNIe video enhancer, the SP-R4232 is a high-quality widescreen plasma display with a 10000:1 contrast ratio. A nice feature on this television is the built-in CableCard, which makes it possible to watch digital cable without an additional set-top box. It also has a 60,000 hour panel life. Basically, you'll probably replace this television before the picture goes out. It has all connections needed, including one HDMI and DVI input.
The DP42545 is widescreen display consisting of over 500,000 pixels in 16 million colors. It comes with the standard connections, like RF, composite, component, and S-Video. However, it doesn't have DVI or HDMI. On a positive note, it is capable of receiving and decoding all 18 digital television formats. It also built-in technologies aimed at reducing the amount of blur in fast moving images, and automatically adjusting light and dark colors to get the best picture possible.