Comtech EF Data CDM-570A Installation And Operation Manual page 371

Turbo FEC selections are displayed only if the optional Turbo card is installed.
Selection
Tx Frequency
Tx Data Rate
Tx Symbol Rate
Tx FEC
Tx Code Rate
Optional Packet Processor - Serial/Telnet CLI Operation
CDM-570A/570AL Satellite Modem with Optional Packet Processor
Hot Key
Q
Set the Tx frequency – valid ranges are:
• From 50 to 180 MHz for the CDM-570A (IF);
• From 950 to 1950 MHz for the CDM-570AL (L-Band).
D
Set the rate at which the Modem will send traffic over the Satellite
Interface:
• Valid range is from 2.4 to 9980 kbps.
• Up to 5000 kbps and 9980 kbps are options that must be purchased.
[RO]
Displays the corresponding Symbol Rate for the currently selected data
rate, encoder, rate, and modulation scheme.
T
Select the Tx FEC type:
1 -- Uncoded
2 -- Viterbi
3 -- Vit+RS
4 -- TCM+RS
5 -- Turbo
6 – VersaFEC
7 -- ULL
8 -- VersaFEC-2 Long
9 -- VersaFEC-2 Short
R
Select the Tx code rate:
1 – 5/16
2 – 21/44
3 – 1/2
4 – 2/3
5 – 3/4
6 – 7/8
7 – 0.95
8 – 1/1
9 – VersaFEC CCM BPSK 0.488
10 – VersaFEC CCM QPSK 0.533
11 – VersaFEC CCM QPSK 0.631
12 – VersaFEC CCM QPSK 0.706
13 – VersaFEC CCM QPSK 0.803
14 – VersaFEC CCM 8-QAM 0.576
15 – VersaFEC CCM 8-QAM 0.642
16 – VersaFEC CCM 8-QAM 0.711
17 – VersaFEC CCM 8-QAM 0.780
18 – VersaFEC CCM 16-QAM 0.644
19 – VersaFEC CCM 16-QAM 0.731
20 – VersaFEC CCM 16-QAM 0.780
21 – VersaFEC CCM 16-QAM 0.829
22 – VersaFEC CCM 16-QAM 0.853
23 – VersaFEC ULL BPSK 0.493
24 – VersaFEC ULL QPSK 0.493
9–43
Description
MN-CDM570A
Revision 5