B.2.9 16-Qam Mode - Comtech EF Data SLM-5650A Installation And Operation Manual

SLM-5650A Satellite Modem
Appendix B
Modulation Type
BPSK 21/44
BPSK 5/16
QPSK 17/18
QPSK 21/44
QPSK 3/4
QPSK 7/8
OQPSK 17/18
OQPSK 21/44
OQPSK 3/4
OQPSK 7/8
8-PSK 17/18
8-PSK 3/4
8-PSK 7/8
16-QAM 3/4
16-QAM 7/8
B.2.9 16-QAM Mode
Modulation Type R-S Code Word
16-QAM 3/4
16-QAM 7/8
16-QAM 3/4 requires Reed-Solomon to be ON in order to automatically resolve data ambiguities.
Data Rate (kbps)
Min
64
64
64
64
64
64
64
64
64
64
256
256
256
256
256
R-S Depth
None None
219,201
4, 8, 16
208,192
None None
219,201
4, 8, 16
208,192
Max Min
30545.454 134.095
20000 204.8
120888.888 33.882
61090.909 67.047
96000 42.666
112000 36.571
120888.888 33.882
61090.909 67.047
96000 42.666
112000 36.571
155520 90.352
144000 113.777
155520 97.523
155520 85.333
155520 73.143
Data Rate ( kbps)
Min Max
256 51840
256 51840
B–8
Revision 8
Symbol Rate (ksps)
Max
63999.999
64000
63999.999
63999.999
64000
64000
63999.999
63999.999
64000
64000
54889.411
64000
59245.714
51840
44434.285
Symbol Rate ( ksps)
Min Max
85.333 17280
92.975 18827.462
92.889 18810
73.143 14811.428
79.692 16137.825
79.619 16122.857