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AGC
Acquisition Gain Control.
BER
:Bit Error Ratio.
DiSEqC
Digital satellite Equipment Control.
The outdoor unit comprises the antenna, one or
more LNBs polarizers and external components.
DVB
The Digital Video Broadcast group was created to
establish a technical frame work for the
introduction of digital video broadcasting systems.
EPG
Electronic Programme Guide. A software that
enables viewers to navigate easily among the
large number of channels provide by digital
technology, in order to select the service they
desire.
FEC
Forward Error Correction. Correction of faulty bits
in the received signal.
GHz
The prefix giga means billion, and Hertz means
cycles per second. Signal in the GHz range are
often called microwaves.
LNB(Low Noise Block converter)
An electronic unit mounted on the satellite dish. It
recovers the signals reflected by the dish and
converts them to signal that can be used the
mediamaster
.
MHz
The prefix mega means million, and Hertz means
cycle per second.
Medimaster
A unit that converts the digital satellite signal into
audio and video signals. The audio and video signal
can be send to the TV set either via SCART or via
RF(modulator output).
MPEG
Moving Picture Experts Group. Body established
by the international Standards Organization to
provide the basis for a picture coding and
Compression system.
Network
A number of digital channels transmitted from one
source. Grouped under separate headings in the
channel list.
Parental control
A feature that allows parents to lock: programmes
that they consider unsuitable for children. A locked
channel or programme can only be unlocked with
the special parental access code.
ACCESS code
Personal Identification Number. A four -digit code
stored in the memory. You can change ACCESS
code on the User Preference Menu.
Polarization
Polarization allows several programmes to be fit
into the same frequency band. The signal from the
satellite are transmitted either with linear (Vertical or
Horizontal ) polarization or circular (right or left)
polarization.
RF
Radio Frequency(known as HF in some countries).
SERIAL RS232
A serial communication standard data port.
Satellite dish
A dish-shaped antenna (reflector) that receiver
signals from a satellite. The dish focuses the signals
into the LNB.
SCART
A 21-pin connector used for connecting the
Mediamaster, VCR and TV. Also named
Euroconnector or Peritel connector.
Symbol rate
Size of the digital package transmission.
S.W
Software. Program code.
PID:Packet Indentifier.
PCR:Program Clock Reference.
GLOSSARY OF TERMS