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PCR
Program Clock Reference. Timing information corresponding to a particular
satellite channel on a digital frequency. The PCR must be entered when
adding new channels.
Polarization
Polarization allows several programs to be fit into the same frequency
band. The signals from a 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).
RS232
A serial communications standard data port.
Satellite dish
A dish-shaped antenna (reflector) to receive signals from a satellite. The
dish focuses the signals into the LNB.
SCART
A 21-pin connector used for connection of the Receiver, VCR and TV. Also
named Euroconnector or Peritel connector.
Scrambled satellite TV program
Some satellite TV programs are transmitted in scrambled form. A
Smartcard, and possibly a conditional access (CA) module, will be needed
to view such programs.
Service provider
Company that packages a number of programs and/or services and
distributes them to customers.
SNR
Signal-to-noise ratio. A measure of signal quality.
Symbol rate
Size of the digital package transmission.
SW
Software. Instructions that enable an electronic device (such as a computer
or satellite receiver) to operate and perform certain functions or applications.
TP
Transponder. A component of a satellite that receives uplinked signals
(such as programming channels) from Earth-based transmitter dishes and
downlinks them to other Earth-based satellite receive dishes.
VCR
Video Cassette Recorder.
GLOSSARY
Glossary
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