Config: Rx) Dem (Demodulation Type); Config: Rx) Code (Code Rate) - Comtech EF Data CDM-570A Installation And Operation Manual

Rx FEC Decoder Selection
VF2S (VersaFEC-2 Short Block)
ULL (Ultra Low Latency)
Unc (Uncoded)
Refer to the preceding table, the "Rx FEC Decoder Selection" which shows the "Available Rx
Demodulation Type" and "Available Rx Code Rate" choices.
6.3.2.4.2

(CONFIG: Rx) Dem (Demodulation Type)

With VersaFEC (IP) mode selected:
Demod: BPSK QPSK OQPSK
8-PSK 16-QAM 8-QAM
With VersaFEC-2 (VF2) mode selected:
Demodulation: BPSK QPSK
8-ARY 16-ARY
◄ ►
Use the arrow keys to select the Rx Demodulation Type, and then press ENTER.
The "Rx FEC Decoder Selection" shows the "Available Rx Demodulation Type" and "Available Rx
Code Rate" choices. See Section 6.3.2.4.1.
6.3.2.4.3

(CONFIG: Rx) Code (Code Rate)

Rx Code Rate: 5/16 21/44
1/2 2/3 3/4 7/8 0.95 Unc
◄ ►
Use the arrow keys to select the Rx Code Rate. Press ENTER. Refer to the table in Section
6.3.2.4.1, the "Rx FEC Decoder Selection" which shows the "Available Rx Demodulation Type"
and "Available Rx Code Rate" choices.
Front Panel Operation
CDM-570A/570AL Satellite Modem with Optional Packet Processor
Available Rx Demodulation Type
BPSK
QPSK
8-ARY
16-ARY
32-ARY
BPSK
QPSK
BPSK
QPSK
OQPSK
32-ARY
6–30
Revision 5
Available Rx Code Rate
0.489
0.489, 0.537, 0.586, 0.611, 0.635,
0.660, 0.684, 0.733
0.521, 0.537, 0.562, 0.586, 0.611,
0.635, 0.660, 0.684, 0.708, 0.733
0.586, 0.611, 0.635, 0.660, 0.684,
0.708, 0.733, 0.757, 0.782
0.660, 0.684, 0.708, 0.733, 0.757,
0.782, 0.801, 0.831
Fixed at .493
.493, .654, .734
Fixed at 1:1
MN-CDM570A