Comtech EF Data CME-5000 Manual - Manual (Page 48)

Digicast Micro Encapsulator (MENCAP) Revision A
Device Management via User Interfaces MN/MENCAPEDC.IOM
4.2.4.3 Option DVB-T NIT Submenu
Terrestrial Delivery System (Descriptor tag 0x5A)
•
Center Frequency – Specifies the center frequency of the channel system
in use.
•
Bandwidth – Specifies the channel bandwidth in use.
•
Constellation – Specifies the modulation scheme in use.
•
Hierarchy Information – Specifies whether transmission is hierarchical
and, if so, what the alpha value is.
•
Code Rate – Specifies inner FEC scheme. Hierarchical vs non-
hierarchical channel coding and modulation is supported.
•
Guard Interval – Specifies interval values between 1/32 and 1/4.
•
Transmission Mode – Specifies number of carriers in an OFDM frame.
Figure 4-9. PSI Configuration page – DVB-T NIT submenu option
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