Comtech EF Data SNM-1010L - Manual (Page 32)

SNM-1010L Data/Control Modem Revision 0
Introduction MN/SNM1010L.OM
1.9.4 Performance, Noise, Optional Turbo Product Codec
Table 1-5. Turbo Product Codec
QPSK BPSK
BER 3/4 5/16 21/44
10 -6 3.9 see Note 2.8
10 -7 4.1 see Note 3.1
10 -8 4.3 see Note 3.3
10 -9 4.8 4.0 3.7
Note: 5/16 BPSK is included for compatibility with other equipment but implementation
limitations prohibit optimum performance at low Eb/No performance is virtually error
free above 4 dB Eb/No performance below 4 dB Eb/No is not guaranteed.
1.9.5 Performance, Noise , Optional 8PSK BER
Table 1-6. 8PSK BER
BER 8PSK 3/4 Rate
Data Rate < 3.0 Mbps 8PSK 3/4 Rate
Data Rate
≥ 3.0 Mbps
10 -6 8.0 dB 8.2 dB
10 -7 8.3 dB 8.5 dB
10 -8 8.6 dB 8.8 dB
10 -9 9.0 dB 9.2 dB
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