Appendix A – Technical Specifications
User Manual for AZ430 WAN Satellite Modem
APPENDIX A – TECHNICAL SPECIFICATIONS
Data interface
HSSI interface
•
Connector
sub-D (F)
•
Rate
0.05 - 110 Mbit/s
•
Output levels ECL-10 kH (330
Ω
; -5 V)
•
Input levels
0.15 - 1 Vptp (diff . 110
Ω
)
Modulation and demodulation
Supported modulation schemes and FEC
•
DVB-S/DSNG:
-
Outer/Inner FEC: Reed Solomon /Viterbi
-
MODCODs:
-
QPSK:
1/2, 2/3, 3/4, 5/6, 7/8;
-
8PSK:
2/3, 5/6, 8/9;
-
16QAM:
3/4, 7/8
•
DVB-S2:
-
Outer/Inner
FEC: BCH/ LDPC
-
MODCODS:
-
QPSK:
1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10;
-
8PSK:
3/5, 2/3, 3/4, 5/6, 8/9, 9/10;
-
16APSK:
2/3, 3/4, 4/5, 5/6, 8/9, 9/10;
-
32APSK:
3/4, 4/5, 5/6, 8/9, 9/10
Baud rate range
•
DVB-S/DSNG/S2:
Depending on interface rate, modulation and coding
with a maximum of 45 Mbaud
Frame length
•
DVB-S/DSNG 188 bytes
•
DVB-S2 Short Frames 16200 bits
•
DVB-S2 Normal Frames 64800 bits
Roll-off factor
•
20 % - 25% - 35%
version 1.0
27
SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS
