BSR 2000 Installation Guide
A-4
MGBI
526359-001
RF Spectrum
■
Four upstream DOCSIS receivers
•
Upstream modulation: QPSK, 16 QAM, 32 QAM, 64 QAM, 256 QAM
•
Upstream per-channel bit rate: 0.32 ~ 40.96 Mbps
•
Upstream input frequency range:
5 ~ 42 MHz DOCSIS
5 ~ 55 MHz DOCSIS / JDOCSIS
5 ~ 65 MHz EuroDOCSIS
■
One downstream DOCSIS transmitter
•
Integrated up converter for RF output
•
Downstream modulation: QPSK (for wireless DOCSIS operation), 16 QAM
(for wireless DOCSIS operation), 64 QAM, 256 QAM
•
Downstream output frequency range: 88 ~ 857 MHz (channel center)
•
Output frequency step size: 125 KHz
■
Wireless IF Support
•
Output Frequency: 44 MHz
Timing Generation
■
The BSR 2000 provides the capability to slave the CMTS clocks to the BITS
interface network timing reference via the rear panel port.
Table A-5 1000BASE-T Copper SFP Specifications
Parameter
Value
Transmitter Type
CAT 5 twisted pair
Data Rate
1000BaseT
Connector
RJ-45
