PDH DMR Links
PDH DMR Links Over 15 years experience in the development and production of Digital Microwave Links: Sagittar’s Digital Microwave Radios have found rapid acceptance and are installed world-wide. The Sagittar SGT-LPN 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-LPN series of PDH DMR Links deliver:
Full frequency coverage
Spectral efficiency using 16QAM/QPSK
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:
Up to 32E1 and 10/100BaseT Ethernet transmission, selectable traffic capacity
The products are software scaleable and can be configured either locally or remotely
Same Base Unit supports different service cards
Service card type can be identified by the Base Unit
Full range of configurations and frequency bands
Exceptionally high link performance and reliability
Management & Control via LCD or NMS
Integrated WEB Server
Rapid, simple installation by semi-skilled labour with plug-and-play software
Easy-to-configure and high product flexibility
Adaptive Reed-Solomon Forward Error Correction (FEC) for high grade of service
Automatic Transmit Power Control (ATPC)
SNMP (NMI) Option available
Low power consumption
Protection Option available
Contact Details: sales@sagittar.com Web: http://www.sagittar.com Version: 38755 Ver 2
HighPerformance LPN Series Telecommunications and Networking Solutions
PDH DMR Links
PDH 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
16QAM / QPSK
Digital Line Code
HDB3
Digital I/O Connectors
DB-37 E1 75, unbalanced or 120, balanced 10/100BaseT: 100 balanced RJ45
Intermediate Frequency
310MHz/70MHz
Unfaded BER
10-11 or better
Loopbacks
Port Loopback, Frame Loopback, IDU IF Loopback, Remote Line Loopback.
Alarm inputs
4 photo-couplers
MTBF
180,000 Hours
Frequency
7GHz, 8GHz, 13GHz, 15GHz
Capacities & RF Channel
3.5MHz/4E1/2E1,
Fast Ethernet
7MHz/8E1/4E1,
Fast Ethernet
14MHz/16E1/8E1,
Fast Ethernet
28MHz/32E1/16E1, Fast Ethernet Transmitter Output Power Attenuation Range
13/15GHz (16QAM/QPSK):
+20dBm / +23dBm
7/8GHz
+23dBm / +25dBm
(16QAM/QPSK):
+5dBm~the Maximum
Receiver Overload
-20dBm
Receiver Sensitivity
16QAM -83dBm/4E1
(1x10-6
16QAM -77dBm/16E1 -74dBm/32E1
BER)
-80dBm/8E1
QPSK -87dBm/4E1 -84dBm/8E1 QPSK -81dBm/16E1
Microwave Link Interface Interface types
Contact Details: sales@sagittar.com Web: http://www.sagittar.com Version: 38755 Ver 2
R84 or N(f)
: 7/8GHz
R140
: 13/15GHz
HighPerformance LPN Series Telecommunications and Networking Solutions
PDH DMR Links
PDH DMR Links Mechanical Dimension (mm) Weight IDU-ODU Interconnection
IDU:
482 x 44 x 265
ODU:
265 x 265 x 112 (Licensed Band 7/8/13/15GHz)
IDU:
3.5kg
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:
“TNC” Male
ENVIRONMENTAL IDU: ODU: IDU: ODU:
Temperature Range Relative Humidity
-10～+50C -33～+55C 20%～90% 0%～100%
SERVICE CHANNELS AUX Data
Bit Rate: 19.2kbps,Protocol: RS232C Interface: RJ45
Software upgrading interface
Bit Rate: 115.2kbps Protocol: RS232C Interface: RJ45
Engineering Orderwire
Headset with Microphone and Earphone, 3.5mm (1/8 inch)
NMS Data Channel
Bit Rate: 100Mbps, Protocol: 10/100 Base-T, Interface: RJ45
POWER SUPPLY Standard Input
-40VDC to -60VDC
Power Consumption
40Watts
IDU
Contact Details: sales@sagittar.com Web: http://www.sagittar.com Version: 38755 Ver 2
ODU + Antennas
Licensed Band ODU
HighPerformance LPN Series Telecommunications and Networking Solutions