IKUSI AV-COFDM, User Manual

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15
Signal settings /Output Signal settings /Output
15
F
INDEPENDENT TELEVISION COMMISSION
: the descriptor for the UK is
inserted.
F
NORDIG MODE V1
: the descriptor according to the Nordig V1 specification is
inserted.
F
NORDIG MODE V2
: the descriptor according to the Nordig V2 specification is
inserted.
F
GENERIC MODE
: generic LCN descriptor.
J
FREE SPACE FOR NIT FILE
: informs of the additional space in the memory of the
unit available for the current NIT or any NIT files larger than the current one that may be
loaded.
3)
To load a new NIT file click on the option
LOAD NEW FILE
in the lower part of the
screen. A new window lets you select the location and the name of the NIT file that you
wish to load.
NOTE
The model NIT option lets you combine the NIT information of the unit with an
external NIT, resulting in a combined NIT of both sets of information. If the TSIDs
coincide, they are replaced by those of the unit.
Output
1) Select the SETTINGS menu and then the OUT-
PUT submenu.
The
RF OUTPUT
tab displays the configuration
parameters of the output signal radio frequency and
lets you modify it for flexible setting in the output of
the unit.
J
PARAMETERS
:
F
FREQUENCY
: displays the output frequen-
cy of the current radio frequency carrier and
allows you to modify its value (directly on the
value field or increasing or decreasing unit
by unit using the buttons to the left of the
field). The frequency value must be within
the valid range for the VHF or UHF bands.
F
OFDM MODE
: configures the OFDM mode by selecting from the values 2K and
8K.
F
BANDWIDTH
: configures the bandwidth by selecting from the values 6, 7 and 8
MHz.
F
GUARD INTERVAL
: configures the guard interval by selecting from the values 1/4,
1/8, 1/16 and 1/32 of symbol.
F
CONSTELLATION
: configures the constellation of the output modulation by se-
lecting from the options 16QAM and 64QAM.
EN EN