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Comtech EFData Modems              -      IP Enabled Modems CDM-570-L, CDM-570 70/140 MHz, CDD-564-L
Notice: Comtech EF Data reserves the right to change specifications of products described in these documents at any time without notice and without obligation to notify any person of such changes. Information in these documents may differ from information published in other Comtech EF Data documents.
Model Description Frequency Data Rate FEC Modulation Order
SLM-5650 Satellite Modem,
MIL-188-165A
50 – 90 MHz
100 – 180 MHz
950 – 2000 MHz
64 kbps –52 Mbps (EIA-613)
64 kbps – >200 Mbps
Uncoded
TPC
Viterbi
Reed-Solomon
Trellis
LDPC
BPSK
QPSK
OQPSK
8-PSK
16-QAM
(8- and 64-QAM
upgrade)
CDM-710 Broadcast
Satellite Modem
52 – 88 MHz
104 – 176 MHz

950 – 1950 MHz Tx
950 – 2150 MHz Rx
(L-Band Option)
1 – 45 Msps (S2)
1 – 30 Msps (S)
DVB-S2
DVB-S
DVB-DSNG
QPSK
8-PSK
CDM-700 High Speed
Satellite Modem,
Multiple Data Interfaces
52 – 88 MHz
104 – 176 MHz
950 – 1950 MHz
To 155 Mbps
1-64 Msps
TPC QPSK
8-PSK
16-QAM
64-QAM
VLM-7650MD VME Satellite
Modulator/
Demodulator,
OM-73, DSCS
52 – 88 MHz
104 – 176 MH
9.6 kbps to 20.0 Mbps Uncoded
TPC
Viterbi
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
16-QAM
SLM-7650 Satellite Modem,
OM-73, DSCS
50 – 90 MHz
100 – 180 MHz
9.6 kbps to 20.0 Mbps Uncoded
TPC
Viterbi
Reed-Solomon
BPSK
OQPSK
QPSK
8-PSK
16-QAM
BEM-7650 Bandwidth Efficient
Modem,
OM-73, DSCS
50 – 90 MHz
100 – 180 MHz
9.6 kbps to 20.0 Mbps Uncoded
TPC
Viterbi
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
16-QAM
CDM-Qx Multi-Channel
Satellite Modem
50 – 90 MHz
100 – 180 MHz
10 kbps – 20 Mbps TPC
Viterbi
BPSK
QPSK
OQPSK
8-PSK
16-QAM
CLM-9600L L-Band
Satellite Modem,
OM-73, DSCS
950 – 1950 MHz 2.4 kbps – 20 Mbps Viterbi
Sequential
Pragmatic TCM
TPC
Reed-Solomon
BPSK
OQPSK
QPSK
8-PSK
16-QAM
CDM-600L L-Band
Satellite Modem
950 – 1950 MHz 2.4 kbps – 20 Mbps LDPC
TPC
Viterbi
Sequential
Pragmatic TCM
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
16-QAM
CDM-600 Satellite Modem 52 – 88 MHz
104 – 176 MHz
2.4 kbps – 20 Mbps LDPC
TPC
Viterbi
Sequential
Pragmatic TCM
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
8-QAM
16-QAM
VLM-3650MD VME Satellite
Modulator/
Demodulator,
OM-73, DSCS
50 – 90 MHz 2.4 kbps to 5 Mbps Viterbi
Reed-Solomon
BPSK
OQPSK
QPSK
SLM-3650 Satellite Modem,
MIL-188-165A
52 – 88 MHz
100 – 180 MHz
2.4 kbps to 5 Mbps TPC
Viterbi
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
SDM-300L3 Satellite Modem 950 – 1750 MHz 2.4 kbps – 5 Mbps TPC
Viterbi
Sequential
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
SDM-300A Satellite Modem 50 – 180 MHz 2.4 kbps – 5 Mbps TPC
Viterbi
Sequential
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
CDM-570L L-Band
Satellite Modem,
IP Module Option
950 – 1950 MHz 2.4 kbps – 5 Mbps TPC
Viterbi
Pragmatic TCM
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
16-QAM
CDM-570 Satellite Modem,
IP Module Option
50 – 90 MHz
100 – 189 MHz
2.4 kbps – 5 Mbps TPC
Viterbi
Pragmatic TCM
Reed-Solomon
BPSK
QPSK
OQPSK
8-PSK
16-QAM
CDD-564L L-Band Quad
Demodulator,
IP Module
950 – 1950 MHz 2.4 kbps – 4.72 Mbps TPC QPSK
CDM-550 Satellite Modem 52 – 88 MHz
104 – 176 MHz
2.4 kbps – 2.048 Mbps TPC
Viterbi
Sequential
BPSK
QPSK
OQPSK