P-971M User’s Guide
63 Appendix A
Symbol Rates 5.057 Msym/s for 64 QAM
5.361 Msym/s for 256 QAM
Operating Level -15 to +15 dBmV
UPSTREAM CHANNEL
Frequency Range 5 to 42 Mhz
Bandwidth 200 Khz/400 Khz/800 Khz
1.6 Mhz/3.2 Mhz/6.4* Mhz
Output Impedance 75 ohms (nominal)
Modulation 8*/16/32*/64*/128* QAM or QPSK
Maximum Data Rate 30 Mbps
Symbol Rates 160, 320, 640, 1280, 2560 and 5120* Ksym/s
Operating Level TDMA:
+8 to +54 dBmV (32 QAM, 64QAM)
+8 to +55 dBmV (8 QAM, 16QAM)
+8 to +58 dBmV (QPSK)
S-CDMA:
+8 to +53 dBmV (all modulation types)
Table 8 Device Hardware Specifications (continued)
Kommentare zu diesen Handbüchern