Consumer Reports – DVD-players
The DVD has come to dominate video even more quickly than the audio CD conquered in the 1980s. Together with the change from what we see – instead of tape drives – DVDs are changing the way we look. The digital format makes it easy to jump to the sections you want to a film and the picture quality and sound to overcome what is obtained with a videotape. A DVD can store a complete model of hours of film with a band Dolby Digital or DTS sound with six to eight audio channels. There is also space for extra material such as multiple languages, behind the scenes documentary and commentary director or the actors. Players HD DVD is expected to hit the market in early 2006.
DVD players can play files standard audio CD, and some models fully support DVD-Audio or SACD, two competing formats of high-resolution multichannel audio sound offering.
While DVD players that are only playback devices, DVD recorders record and a game. Recorders prices have dropped considerably in recent years, with entry level models now sell for under $ 200.
WHAT'S AVAILABLE
Apex, Panasonic, Sony and Toshiba are among the best-selling brands of DVD players. Virtually all new DVD players are progressive scan models. When used with a conventional TV, these players provide the usual high quality DVD image. With a TV that can display high definition (HD) or enhanced definition (ED), pictures, quality image is slightly better. This is due to HD and ED provides player support 480p progressive scan picture mode, 480 consecutive lines on the screen. In comparison, with a conventional TV, each line is drawn and then interlaced or combined, a resolution called 480i. A player can be connected directly to your TV for watch movies or sent through the receiver to play movies and audio CDs on your sound system.
Progressive-scan models come in a single disk and multi-versions. The few non-progressive scan players in the market are mostly single-disk models, which tend to be the cheapest type.
Disc one console. Even the models of low-end usually include all the video outputs you might want. Price range: under $ 60 to over $ 300.
Multiplate consoles. Like CD changers, these players accommodate more than one disk at a time, normally five years. DVD machines that have 400 or more disks are also available. Price: U.S. $ 100 to $ 800.
Mobile. These DVD players generally come with a small screen large format LCD screen and batteries that claim to offer three or more hours of playback. Some low-priced models do not come with a screen, but are intended for users that the plan to connect the device to a TV. You pay extra for portability either way. Price: U.S. $ 150 to $ 800.
HIGHLIGHTS
DVD-based movies often come in various formats. The aspect ratio control lets you choose between the 4:3 viewing format of conventional TVs (4 inches wide for every 3 inches high) and the 16:9 format of the latest wide-screen sets.
A DVD player gives you any kind of control control over the image that has never known he needed. Picture Zoom lets you zoom in on a specific framework. Black-level adjustment brings out detail in dark parts of the screen image. If you've ever wanted to see some action scenes from different angles, multi-angle capability gives you that opportunity. Note that this feature and some others work only with certain discs.
A DVD player lets you browse the disk in a number of ways. Unlike a VHS tape, sectioned most DVDs. Chapter preview lets you scan the first few seconds of each section or chapter until you find what you want, a feature related, chapter gallery, shows thumbnails of the opening scenes section or chapter. Going after time lets you enter the hours and minutes the disk you'd like to skip a. Marker functions allow indexing of specific sections easy.
To get the most of a DVD, you must connect to TV with the best connection available. A composite video connection to a TV can produce a very good image, but there will be some loss of detail and some color artifacts such as bleeding in the colors adjacent to each other. Using the TV S-Video output can improve picture quality. It keeps the black and white, the portions of the separated color signal, picture detail and fewer defects producing more color standard composite video.
Component video, sometimes not provided in the lower end models, improves on S-video division color signal, resulting in a wide range of color. If you connect a DVD player through an S-video or component connection, do not be surprised if you have to adjust the TV picture setup when you switch to a picture from a VCR or a cable box that uses a radio frequency (RF, also called the antenna or cable) or a composite connection.
Two new products are in some players, Digital Video Interface (DVI) and High Definition Multimedia Interface (HDMI), are intended for use with digital TVs with DVI inputs. They can be used to pass digital 480p and up converted signals with high resolution video. These products potentially allow content providers to control their ability to record content.
Another benefit of DVD players is the ability to enjoy movies with multichannel surround sound. To capture the full sound experience audio encoded DVD titles will need a Dolby Digital receiver and six speakers, including a subwoofer. (6.1 and 7.1 soundtracks, you will have seven or eight speakers.) Dolby Digital refers to an integrated DVD player that decodes the multichannel audio before the audio receiver, without the built-in circuits, require have a decoder built into the receiver or, in rare cases, use a separate decoder box to take advantage of the audio. (A digital receiver will decode a format more old, Dolby Pro Logic, too.) Most players also support Digital Theater System (DTS) decoding for titles using the six or seven-channel encoding format. When you're watching DVD-based movies, audio dynamic range control helps keep the explosions and other effects of loud sound seems too loud.
In addition to commercial DVD titles, DVD players often support playback or display of many disc formats. They include CD-R/RW recordings of standard audio CDs, recordable DVD formats DVD + R / RW, DVD-R/RW and DVD-RAM, Video CD (VCD) and DVD-Audio and Super Audio CD (SACD). You can also play CD-R/RW discs containing MP3 and Windows Media Audio (WMA) files and JPEG images. Make sure you are a model thinking of works of discs and formats you use now, or may want to use in the future.
DVD players also offer features such as multilingual support, which lets you choose dialog or subtitles in different languages for a particular film. Parental control lets parents "lock" the movies by their classification code.
HOW TO CHOOSE
Purchase a progressive scan model unless the lowest price is your priority higher. Although you will not see progressive scan image quality on a conventional analog television, it's worth spending a little extra for a player progressive scan if I could get a digital signal (probably HD) TV at some point. You will have many choices of products as well as almost all new players are progressive scan. It's definitely worth getting a progressive scan player for use with a digital television, which is capable of displaying smoother image that these players can deliver.
Choosing a multi-model if you want continuous music. A single disc player is fine for movies and CDs one at a time. But if you want this to be your main music player, consider a multi player. Note, however, that multiple disc models are typically 1 to 2 inches high and 6 to 7 inches deeper than single disc players.
Make sure there is enough connections. Virtually all DVD players now have outputs for optimal connection to most television sets. Some players have a DVI or HDMI connections, which are compatible with some new TVs, but they do not necessarily offer better picture quality. If you want to use digital audio connections from the DVD player to a receiver, make sure that the DVD player digital audio outputs match the inputs of the receiver. Some receivers use a coaxial input, while others, an optical input. If you have an older receiver that lacks 5.1 surround sound, audio decoding, find a player with a Dolby Digital decoder.
Consider that, where appropriate, special playback formats matter. All DVD players can play DVD and CD playback. Most models also have several types of discs you record yourself, such as DVD-R, DVD + R, and CD-R/-RW. Most can read DVD + RW, but the ability to read DVD-RW depends on how were recorded. Some can also play DVD-RAM. Most models play audio CDs and MP3 music recorded on discs you burn. You will have to shop around more if you want to play Windows Media Audio (WMA), video CDs and high-resolution SACD and DVD-Audio in their original format.
To do present slide shows on TV? Then choose a model that can read the memory card for your camera or JPEG image files from a camera or a digital scanner that have been burned to a disc.
Copyright © 2002-2006 Consumers Union of U.S., Inc.
For the latest information on this and many other products and services, visit www.ConsumerReports.org.
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