Nokia Mediamaster 150T, Руководство пользователя

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PCR
Program Clock Reference.
PID
Packet Identifier.
PIN code
Personal Identification Number. A four-digit code stored in the
smart card. For PPV (Pay Per View) or other services together with
the subscription.
RCA
Coaxial connector used to connect the Mediamaster to an exter-
nal amplifier.
RF
Radio frequency (known as HF in some countries).
RGB
Red, Green, Blue. Colour signals are routed in separate cables in
order to provide a high quality TV picture.
SERIAL RS 232
A serial communication standard data port.
SCART
A 21-pin connector used for connecting the Mediamaster,VCR and
TV. Also named Euroconnector or Peritel connector.
Scrambled TV programme
Some TV programmes are transmitted in scrambled form.
Service provider
A company that collects a number of programmes/services and dis-
tributes them to customers.
S/PDIF
Sony/Philips digital interface format. Digital audio output.
Symbol rate
Speed of the digital transmission
SW
Software. Programme code.
TS
Transport stream.
VCR
Video Cassette Recorder.
AC-3
Multichannel digital audio encoding system.
Access
Authorisation to use the coding system to purchase / order TV pro-
grammes.
Access code
A four-digit code stored in the Mediamaster. Used to
lock/unlock the Mediamaster.
Access control
A feature that allows parents to ”lock” programmes that they con-
sider unsuitable for children. A ”locked” channel or programme can
only be ”unlocked” with the special access code.
AGC
Automatic Gain Control.
BER
Bit Error Rate. Signal quality measure.
C/N
Carrier to Noise. Signal quality measure
DVB
The Digital Video Broadcast group was created to establish a tech-
nical framework for the introduction of digital video broadcasting
systems.
GHz
The prefix giga means milliard, and Hertz means cycles per second.
Signals in the GHz range are often called microwaves.
MHz
The prefix mega means million, and Hertz means cycles per sec-
ond.
MPEG
Moving Picture Experts Group. Established by the International
Standards Organisation to provide the basis for a picture coding and
compression system.
Network
A number of digital channels transmitted from one source.
PCM
Pulse Code Modulation. Non-compressed digital audio format.
GLOSSARY OF TERMS