Humax HDR-7500T DVR User Manual


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Appendix
Glossary
CVBS (Composite Video Baseband Signal)
A technology for transmitting video signals via a cable. Mixes luminance (brightness) and the
chrominance (colour) signals together.
DiSEqC (Digital Satellite Equipment Control)
A DiSEqC compatible receiver relies on a switching box which detects the 22kHz tone pulsing rapidly on
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box.
Dolby Digital
An encoding system that digitally compresses up to 5.1 discrete channels of audio (left front, centre,
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included providing the sound needed for special eects.
DVB (Digital Video Broadcasting)
Set of standards that dene digital broadcasts using satellite, cable or terrestrial systems.
EPG (Electronic Programme Guide)
An electronic equivalent to a printed television listings magazine; it is an application used with digital set-
top boxes and digital television sets to list current and scheduled programs that are or will be available on
each channel, including a short summary or commentary for each program. The information supplied in
the EPG is sent and updated by the channel broadcaster.
FEC (Forward Error Correction)
A technique for error control of data transmission.
Frequency
The property of a signal measured in cycles per second (=Hz).
FTA (Free- To-Air)
An unscrambled broadcaster allowing customers to view channels or services without paying any
subscription.
HDD (Hard Disk Drive)
The primary computer storage medium, which is made of one or more aluminum or glass platters, coated
with a ferromagnetic material.
HDMI (High-Denition Multimedia Interface)
An all-digital audio/video interface that supports standard, enhanced, or high-denition video, plus
multi-channel digital audio on a single cable. It transmits all ATSC HDTV standards and supports 8-channel
digital audio.
Hi-Fi (High Fidelity)
The characteristics of audio devices that can play back all the audio frequencies a person can detect,
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stereo tape recorders.
LNB (Low Noise Block)
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signals received from satellite to a lower frequency and sends them to a satellite receiver via coaxial cable.
NVOD (Near Video On Demand)
A technology that allows customers to view the start of popular programmes or lms within a short period
from the time they make their selection. This is possible as the broadcaster sends multiple copies with
staggered start times.
OSD (On Screen Display)
OSD displays the basic information necessary for the users to congure monitor or TV settings. OSD
information may include brightness, contrast, tuning, RGB adjustment, and screen size and position.
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