glossary
Aspect ratio The shape of the rectangular picture on a TV set. It is the width of the picture relative to the height. Standard TV screens are currently one of two standards: 4:3 (original, 4 units wide by 3 units high) and 16:9 (widescreen)
Audio CDs The KEF Instant Theatre plays audio compact discs,
Chapter A DVD title or film is split into several chapters to allow simpler searching
Component Connection system - usually between DVD player and display device such as TV or projector - in which luminance is carried on one cable and the blue and green colours are each carried by their own cable. Connections in this case is on a trio of phono sockets
Composite video A single connection, for example between a DVD player and a TV, in which the whole picture signal (containing luminance, colour and synchronisation information) is carried in the PAL (Europe) or NTSC (America) formats. Usually with single phono sockets, generally coloured yellow to distinguish it from the other connections provided
Dolby Digital Dolby Digital 5.1 is the standard means of encoding audio for
Dolby Prologic II Enhanced version of the original
DTS DTS is a 5.1
DVDaudio This is a new DVD format which is not accepted on the KEF Instant Theatre DVD system although if other formats are also present on the disc these will play
DVDvideo DigitalVersatile Disc (DVD) is an audio, video and data storage system based on laser read 12 or 8cm optical discs. DVDvideo is a standard for storing video and audio information on
IR An acronym for infrared.The remote control communicates to the DVD player with an infrared light beam so direct line of sight is required for successful operation
JPEG Allows viewing of pictures saved in JPEG (Joint Photographic Expert Group) format such as that derived from digital cameras
Letterbox This describes the effect caused when video wider than 525 or 625 lines is shrunk to fit onto a TV with aspect ratio 4:3. It inserts black areas above and below the video window so that the window typically takes up the full width of the TVs display
MP3 MPEG 1 contains a Layer 3 audio compression scheme.This Layer 3 audio compression system is commonly used for downloading music files from the Internet to a PC or MP3 recording device. It reduces file sizes by a factor of 12 to enable faster downloads. MP3 files saved on to a CD will be played in stereo irrespective of the surround sound mode selected in the audio menu
MPEG MPEG is a video compression standard defined by the Motion Picture Expert Group. It allows a large amount of video and audio digital data to be stored on a disc
NTSC An acronym for National Television System Committee. It is the television picture format that is commonly used in America
NXT Flat panel which produces sounds by means of distributed modal vibrations. NXT is the trade mark of New Transducers Limited
PAL An acronym for Phase Alternate Line. It is the television picture format commonly used in Europe
PCM An acronym for Pulse Code Modulation.An uncompressed, digitally coded, audio signal used on CDs and laser discs
RDS Radio Data Signature is used onVHF FM transmissions and provides a number of facilities of great information to all listeners.
This includes enabling the station name to be displayed on the radio display, which is used in the KEF Instant Theatre. It can also alert you when news, traffic, or specific program types are being transmitted, these are not accessible on the KEF Instant Theatre
Title Numbered elements of the DVD contents distinguishing different films and special features on a single disc Track Individual music tracks recorded on CD
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