Specifications

DMD20/20LBST Universal Satellite Modem Technical Specifications
MN-DMD20-20LBST Revision 14 7–28
Table 7-16. Open Network Performance
BER
Specification Typical
IBS IDR IDR IBS IBS IDR IDR
1/2 Rate 3/4 Rate 7/8 Rate 1/2 Rate 3/4 Rate 3/4 Rate 7/8 Rate
1E-3 4.1 dB 5.2 dB 6.2 dB 3.25 dB 4.2 dB 4.35 dB 5.8 dB
1E-4 4.6 dB 6.0 dB 7.1 dB 3.8 dB 4.9 dB 5.25 dB 6.5 dB
1E-4 5.3 dB 6.7 dB 7.9 dB 4.6 dB 5.6 dB 5.9 dB 7.2 dB
1E-6 6.0 dB 7.5 dB 8.6 dB 5.2 dB 6.3 dB 6.6 dB 7.9 dB
1E-7 6.6 dB 8.2 dB 9.3 dB 5.9 dB 6.9 dB 7.3 dB 8.6 dB
1E-8 7.1 dB 8.7 dB 10.2 dB 6.4 dB 7.5 dB 7.8 dB 9.4 dB
7.20.16 AGC Output Voltage
The AGC Output Voltage is a function of the Input Power Level in dBm. The AGC Output Voltage
is found on the Alarm connector Pin 14 of J15.
2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate
1E-5 - 5.6 dB - 5.2 dB 4.6 dB 5.6 dB 4.2 dB 5.2 dB
1E-9 5.7 dB 6 dB 5.3 dB 5.6 dB 5 dB 6 dB 4.6 dB 5.6 dB
Specification
Typical
8-QAM
Table 7-14 - 8PSK / 8-QAM Rate BER Performance (LDPC)
Specification
Typical
8PSK
BER
Specification Typical
3/4 Rate 3/4 Rate
1E-5 6.8 dB 6.2 dB
1E-9 7.1 dB 6.8 dB
BER
Table 7-15 - 16QAM BER Performance (LDPC)