Encryption:
Encryption of programmes is a technical procedure that ensu-
res only a limited audience of listeners or viewers has access
to these programmes. Various systems are used to achieve
this, including Irdeto, Cryptoworks, Seca, Viaccess etc..
Frequency:
Physical measurement, indicates the number of cycles or
oscillations per second, the unit of measurement is the Hertz
(Hz).
QAM:
Q
uadratic
A
mplitude
M
odulation: Modulation procedure with
phase scanning used to transmit digital signals in cable net-
works.
SCART:
Connector standard used for television sets, video recorders,
receivers and other home electronics equipment to transmit
Audio (sound) and Video (Picture) signals (AV).
Signal:
General term used to describe data, for information, a sound
or an image that is altered electrically in order to be transmit-
ted over a distance, or to connect various appliances with
each other.
Software update:
Digital television is a new medium, providing not only impro-
ved sound and picture quality, but also the option of providing
interactive services. These new services are constantly being
developed and improved by providers. To utilise these servi-
ces, it may be necessary to occasionally update the software
of the digital receiver.
10 Technical data
Cable tuner:
Input frequency range
51 .... 858 MHz
Input level range
47 dBµV ... 70 dBµV
Tuner input
IEC connector (female)
Input impedance
75 Ohm
Tuner output
IEC connector (male)
Demodulation
16/32/64/128/256 QAM
Symbol rate
1 ... 7 Mbaud/s
FEC Reed-Solomon
Card reader:
Type
1 Slot card reader for integrated
CA system
Common Interface:
Type
1 Common Interface slot
for CA modules
Power consumption
max. 0,3A/5V
Demultiplexing:
in accord. with ISO 13818-1
112
Summary of Contents for DIGIT MF4-K CC
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