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Glossary
Aspect Ratio
The ratio of width to height of a film, image or display screen.
Broadcast TV
Broadcasting video signals using high-frequency electromagnetic
waves to distribute television channels to viewers (standard TV broadcast).
CATV
Community Antenna Television, the original name for cable TV. A television
distribution system that uses coaxial cable instead of the traditional radio broad-
casting (over-the-air) method to deliver television, FM radio, and other services to
consumers.
Color Temperature
Adjusting the color temperature enables you to set the inten-
sity of white light. Color temperature is measured in Kelvin (K). Higher color tem-
peratures result in a blue tint. Lower temperatures result in a red tint.
Hue
Colors in a color system are measured by hue, saturation and luminance.
Hue indicates the predominant color.
LCD
Liquid Crystal Display. A display technology that uses rod-shaped molecules
(liquid crystals) that flow like liquid and bend light.
MAIN
is the default audio signal belonging to a particular channel.
MTS
Multi-channel Television Sound. Enables reception of audio other than the
primary (MAIN) audio signal. SAP (Second Audio Program) enables reception of a
separate channel that may be a different language or completely different informa-
tion such as the news.
RCA connector
An RCA or phono connector is a plug and socket for a two-wire
(signal and ground) coaxial cable that is widely used to connect audio and video
components. RCA sockets are commonly found at the rear of A/V equipment.
Saturation
Chromatic purity indicating the amount of white contained in a color.
Fully saturated colors are pure colors; less saturated colors appear as pastel
shades.
S-Video
Super-video, a video cabling standard used to transmit video by keeping
brightness (Y) and color information (C) on separate channels. Most often used
with camcorders, VCRs, and quality receivers and amplifiers to provide sharper pic-
tures.
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