REBLE610 Fully indoor Microwave Link
Page 10 of 52
Version 1.4
Frequency stability
± 1 ppm
Standard channels
1.75/3.5/7/14/20/28/29,65/30/40/56 MHz
Modulation scheme
QPSK; 8PSK
16-32 APSK
16-32-64-128-256QAM
Capacity*
Up to 310 Mbit/s
Table 3: Performances examples in a 28 MHz channel.
Modulation
Sensitivity
Payload
QPSK
-88 dBm
36.665 Mbit/s
8PSK
-82 dBm
54.998 Mbit/s
16QAM
-81 dBm
73.331 Mbit/s
32QAM
-78 dBm
91.664 Mbit/s
64QAM
-74 dBm
123.384 Mbit/s
128QAM
-71 dBm
148.409 Mbit/s
256QAM
-68 dBm
173.726 Mbit/s
5.1
Modem details.
All modem parameters are tied to configuration released by Elber s.r.l.; parameters cannot be manually
modified.
Table 4
Modulation schemes
QPSK; 8PSK
16-32 APSK
16-32-64-128-256QAM
Protection codes *
1.
Low Density Parity Check (LDPC) encoder
2.
Reed-Solomon with K from 6 to 255 and t
from 0 to 16 and Convolutional Trellis or
Block codes (1/2-13/14).
Programmable internal interleaver
Max Symbol rate
49.5 MBaud
Bandwidth*
1.75 ÷ 56 MHz
Roll-off shaping filter *
0.15 ÷ 0.30
5.2
I/O signals.
Table 5
Access
10xASI/BTS
1xE1
1xGbE
ASI/BTS, E1 Connectors
BNC 75 Ohm unbalanced
Connector GbE, 1+1, XPIC, Transit
RJ-45
5.3
General Specifications
Table 6
Operative
Temperature
Range
-10°C ÷ 55°C
Management
Front panel (Display TFT touchscreen)
SNMP
Web browser
Firmware upgrade
USB, WEB, FTP
Power supply
Two, hot swappable.
AC 90-260 V~ 50/60 Hz IEC 320
DC 22 ÷ 65 V 2 pins socket
