User's Manual

Radio Activity S.r.l. 38 / 44
6.2.3 LAN requirements
6.2.4 Codec VoIP
Uncoded audio source
64 kbps
–
8bitx8KHz
Net bit
-
rate (1CH)
2450 bps
FEC Coded bit
-
rate (1CH)
3600 bps
Audio frame block
20ms
Coder algorithm
AMBE II+
TM
(Advanced Multi
-
Band Excitation)
DMR compatibility
Motorola (Mototrbo series),
Hytera, Sepura
6.2.5 SNMP protocol
Version compatibility
2.0
Maximum number of managed server
ports
8
Traps description
On MIB file included in the standard SW package
6.3 GPS/GLONASS antennas
6.3.1 GPS/GLONASS antenna requirements
Connector (RF + remote power
supply)
SMA
Jitter (deviation of averaged packet
time delay)
The Base Station is able to compensate Jitter delay up to 200 ms.
The total delay averaged + jitter must not exceeds 400ms (each way)
Maximum delay
The Base Station is able to compensate round trip delay less then
900ms (jitters included)
Packet loss
<
0.1 %
Minimum bandwidth (network
signaling and remote control polling
inclusive)
SLAVE or RA
-
TI
-
XX:
70 kb/s in analog to/from Master
24 kb/s in DMR to/from Master (both timeslots)
MASTER to serve
N
SLAVES or RA
-
TI
-
XX (both timeslots):
Using multicast (preferred method) or broadcast:
70 kb/s in analog to Slaves, 70 kb/s x N from Slaves
24 kb/s in DMR to Slaves, 24 kb/s x N from Slaves
Using unicast:
70 kb/s x N in analog to Slaves, 70 kb/s x N from Slaves
24 kb/s x N in DMR to Slaves, 24 kb/s x N from Slaves