User's Manual

B-1
Appendix
B
Product Specifications
Item Specification
Ethernet 10/100Mbps, RJ-45 1 port (6 ft.)
Interface
USB 12Mbps, USB 1 port (6 ft.)
Operating 32
°
F to 104
°
F
Temperature
Storage -13
°
F to 158
°
F
Downstream 90 ~ 858MHz
Frequency
Upstream 5 ~ 42MHz
Downstream 256QAM : 64QAM
Modulation
Upstream 16QAM : QPSK
Downstream 64QAM (30Mbps), 256 QAM (40Mbps)
Data rate
Upstream QPSK (5Mbps), 16QAM (10Mbps)
Downstream 6MHz
Channel spacing
/ bandwidth
Upstream 200KHz, 400KHz, 800KHz, 1.6MHz, 3.2MHz
Downstream RS (128,122) / Trellis
FEC
Upstream RS (Programmable)
Downstream
64QAM : 5.056941Msps
256QAM : 5.360537Msps
Symbol rate
Upstream 160K, 320K, 640K, 1280K, 2560Ksps
Downstream
64QAM : 6-bits
256QAM : 8-bits
Bits per symbol
Upstream
QPSK : 2-bits
16QAM : 4-bits
Downstream -15 ~ +15dBmV
Level range
Upstream
QPSK : +8 ~ +58dBmV
16QAM : +8 ~ +55dBmV