GLOSSARY
28
ning technique that doubles the num-300-ohm antenna wire used with many
ber of picture lines, eliminating theindoor and outdoor antenna systems.
flicker and providing a jitter-free In many cases, this type of antenna
picture.wire requires an additional adapter (or
balun) to connect to the 75-ohm input
PTV Y Projection Television. (Rear-terminals designed into the more
and/or front-projection design systems
are available.)recent TVs and VCRs.
480p Y Digital picture format with 704
QAM Y Also known as OCable in the
clear,� QAM is an unscrambled digitalx 480 pixels, sent at 60 complete
cable signal.frames per second. This is the output
format of progressive-scan DVD play-
RGB Y Red, green, and blue signal.ers.
These are the primary colors of light
that are used to produce a picture in1080i Y Digital high-definition picture
format with 1920 x 1080 pixels, sent at
television. By mixing levels or R, G, and60 interlaced frames per second (30
B, all colors (chrominance and lumi-
nance) are reproduced.complete frames per second).
RF Y Radio Frequency or modulated
signal design used as the carrier for tel-
evision broadcasts.
Second Audio Program (SAP) Y
An additional audio channel provided
for in the Multichannel Television
Sound (MTS) broadcast standard. A
monaural soundtrack included within
the recorded or video signal (usually
containing a second language transla-
tion for the displayed programming).
SPDIF Y (Sony/Philips Digital
Interface) is a standard audio transfer
file format that elimates the conver-
sion to and from an analog format,
which could degrade the signal quali-
ty.
S-Video Input Y Signal input that
allows direct connection of high-resolu-
tion video sources, such as a satellite
receiver, DVD player, S (Super)-VHS
videocassette recorder, or video
games. Provides improved picture res-
olution, sharpness, and clarity.
Twin�lead Wire Y The more com-
monly used name for the two-strand, |
ACEC
