COBHAM SOLO4 Spezifikationen Seite 44

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Bandwidth Mode
The Bandwidth Mode switches the unit between either domo
Narrowband (2.5MHz or 1.25MHz channel bandwidths) or DVB-T 8MHz
bandwidth. To select 6MHz and 7MHx DVB-T modes the user must first
click on ‘Advancedto enter the Advanced setting page.
Audio
Turns Onor ‘Off’ a basic audio setting the audio settings are
optimised considering the bit-rate of the selected Transmit mode. The
user can set there own
audio settings using the Advanced’ page, if
required.
Default Transmit Mode
In Narrowband the user has the following pre-defined modes available
from the main window. Note that the Ultra Long Range Mode is only
available to users who have purchased the SOLO4TXUP option
(1.25MHz and MPEG-4 modes). The user can of course define their
own specific FEC, bandwidth and modulation requirements from the
Advanced’ page.
Ultra Long R
ange: 1.25MHz QPSK FEC 1/3 (optional)
Long Range: 2.5MHz QPSK FEC 1/3
Medium Range: 2.5MHz QPSK FEC 2/3
Short Range: 2.5MHz 16QAM FEC 2/3
In DVB-T the available modes are
QPSK _ FEC 8MHz 1/32 Guard Interval
QPSK _ FEC 8MHz 1/32 Guard Interval
16QAM _ FEC 8MHz 1/32 Guard Interval
Scrambling
If the AES scrambling option has been purchased for the SOLO2 or
SOLO4 system in use, then it is possible to encrypt the link.
Scrambling
must be enabled at the transmitter by selecting either AES128 or AES
256 in the scrambling field. The actual scrambling key can then be
entered by clicking on the yellow ‘keyicon.
File Options
Load Config used for loading a single configuration data from text file.
Save Config - used for saving configuration data to text file.
Load Config Set used for loading all 8 configurations from a text file
Sa
ve Config Set - used for saving all 8 configurations to a text file
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