PDH DMR Links
IP DMR Links The SGT-LTN series of Unlicensed Band DMR Links deliver: Over 15 years experience in the development and production of Digital Microwave Radio Links: Sagittar’s Digital Microwave Radios have found rapid acceptance and are installed world-wide.
The Sagittar SGT-LPN, SGT-LSN and SGT-LTN series of Digital Microwave
Radios are Sagittar’s flagship products in the point-to-point PDH market, which provide a high value proposition, exceptional configuration flexibility and are ideal for rapid installation in modern communications networks.
The SGT-LTN series of Unlicensed Band DMR Links deliver:
Up to 300Mbps throughput
5.8GHz ISM Band
Exceptionally high link performance and reliability in extreme conditions
Rapid, simple installation by semi-skilled labour with plug-and-play software
Easy-to-configure and high product flexibility
Lowest lifetime cost of ownership
Unsurpassed price/performance ratio
Key features include:
10/100/1000BaseT Ethernet transmission, selectable traffic capacity
Various interfaces including NxE1 (N up to 20), 4xGE, STM-1
Full range of configurations and frequency bands
Throughput does not change for different link distances
Choice of RF channel without interference can be configured using software
Low latency <200 micro sec for 300Mbps throughput
FDD contributes to higher transmission efficiency
The products are software scaleable and can be configured either locally or remotely
Adaptive Reed-Solomon Forward Error Correction (FEC) for high grade of service
Automatic Transmit Power Control (ATPC)
Management & Control via Web browser
SNMP (NMI) Option available
Low power consumption
Protection Option available
Easy-to-configure and high product flexibility
LED indicates link status
Contact Details: sales@sagittar.com
HighPerformance LTN Series Web: http://www.sagittar.com Version: 41253 Issue 2.0
Telecommunications and Networking Solutions
PDH DMR Links
IP DMR Links Data Sheet: GENERAL SPECIFICATIONS System Configurations
Non-Protected (1+0) 1+1 Hot Standby System Space and frequency diversity
RF Channel Selection
IDU Controlled or via NMS
Modulation Type
QPSK to 256QAM
Digital Line Code
HDB3
Digital I/O Connectors
E1 75, unbalanced 10/100/1000BaseT: 100 balanced RJ45 (IEE802.3, IEE802.3u, IEE802.3ab)
Intermediate Frequency
140MHz/350MHz, 0±2dBm, 50Ω, VSWR <1.2, N-type
Transmission Capacity
(50~300) Mbps
Unfaded BER
10-11 or better
Loopbacks
Port Loopback, Frame Loopback, IDU IF Loopback, Remote Line Loopback.
MTBF
180,000 Hours
Frequency (GHz)
5.725 ~ 5.850
Capacity
Up to 20E1, STM1, ETH
Transmitter Output Power
5~20dBm
(±2dB)
Attenuation Range
15dB : step size 1dB
Receiver Overload
-20dBm
Bandwidth
7/14/28/56MHz
Receiver Sensitivity
-65~-87dBm
(1x10-6 BER)
56MHz 256QAM -65
28MHz 256QAM -68
14MHz 256QAM -72
128QAM
-68
128QAM
-71
128QAM
-75
64QAM
-71
64QAM
-74
64QAM
-78
32QAM
-74
32QAM
-77
32QAM
-81
16QAM
-77
16QAM
-80
16QAM
-84
QPSK
-80
QPSK
-83
QPSK
-87
Microwave Link Interface Interface types
N(f)
Signal Strength RSSI
0.1~1V
Management (SNMP & Web-based Management) Interface
10/100BaseTx, RJ45
Standards
ITU-T G.784;NMS, SNMPv1/v2 – RFC 1213
Contact Details: sales@sagittar.com
HighPerformance LTN Series Web: http://www.sagittar.com Version: 41253 Issue 2.0
Telecommunications and Networking Solutions
PDH DMR Links
IP DMR Links MECHANICAL Dimension (mm) Weight IDU-ODU Interconnection
IDU
485 x 44 x 285mm
ODU
320 x 200 x 100mm
IDU
3kg
ODU
5kg
Single Cable, RG-8 Type, 50 unbalanced Recommended Cable
:
Belden 9913
Maximum Distance
:
Up to 1000 Ft. (300 m)
ODU Connector Type
:
“N” Male
IDU Connector Type
:
“N” Male
ENVIRONMENTAL Temperature Range Relative Humidity
IDU ODU IDU ODU
0～+50C -33～+60C 95% 0%～100%
ANTENNAS Options
Internal:
27dBi directional antenna
External (optional):
N-type connector
SERVICE CHANNELS AUX Data 1
Bit Rate: 38.4 kbps (Async), Protocol: RS232C Interface: DB9
AUX Data 2
Bit Rate: 64 kbps (Sync), Protocol: RS232C Interface: DB9
Engineering Orderwire
64Kbps, Interface: RJ-11
NMS Data Channel
Rate: 100Mbps, Protocol: 10/100 Base-T, Interface: RJ45
POWER SUPPLY Standard Input
-48VDC ± 20% PoE (48VDC) for All-Outdoor Unit
Power Consumption
ODU <30Watts, IDU <20W
Contact Details: sales@sagittar.com
HighPerformance LTN Series Web: http://www.sagittar.com Version: 41253 Issue 2.0
Telecommunications and Networking Solutions