• Monitoring software can be upgraded locally or remotely.
• Wide dynamic range, low power consumption and noise figure. Protection from over voltage, over current and over temperature
• High isolation from uplink to downlink to improve high stability.
• High reliability and MTBF≥100,000 hours
• Perfect remote and local network monitoring function.
• Avoid interference from co-frequency
• Enlarge the coverage area with omni directional antenna
• Extend the signal distance of base station
• Backup batteries
• Main module self-test and auto alarm.
• Door open alarm
• ALC (auto level control).
To expand signal coverage of signal blind areas where signal is weak or unavailable. Outdoor: Airports, Tourism Regions, Golf Courses, Tunnels, Factories, Mining Districts, Villages etc. Indoor: Hotels, Exhibition Centers, Basements, Shopping Malls, Offices, Parking Lots etc
• Donor Unit and Remote Unit
• Band selective or channel selective can be customized
• One Donor Unit can support up 4 Remote Unit to maximize utilization of fiber optic cable
• Max transmission distance between Donor Unit and Remote Unit is 20Km
|Items||GSM900MHz Digital Fiber Optical Repeater|
|Donor Unit||Remote Unit|
|Working Bandwidth||Various bandwidth is available upon request|
|No. of Channels||1,2,4,6,8,12,16 for option|
|Transmission Distance||Max20KM(From Donor Unit to Remote Unit)|
|Max Input Level||+10dBm|
|AGC Control Range||Min 20dB(+/-2dB)|
|Gain Control Range||31dB (1dB Step)|
|Ripple in Band||Max +/‐ 1.5dB|
|Spurious Emissions||9KHz‐1GHz||Max ‐36dBm|
|RF Connector||N‐type Female|
|I/O Impedance||50 ohm|
|Noise Figure||Max 5dB|
|Group Time Delay||Max12µS|
|Optical Fiber Specification||Wave Length||1.31µm;1.55µm|
|Temperature Range||‐30 degree Celsius to +55 degree Celsius|
|Relative Humidity||Max 95%|
|MTBF||Min. 100,000 hrs|
|Power Supply||DC ‐48V / AC220V (50Hz)/AC110V(60Hz)(+/‐15%)|
|UPS Backup Power Supply (Optional)||6 hours / 8 hours|
|NMS Monitor Function||Real‐time alarm for Door Status, Temperature, Power Supply, VSWR, Output Power, Gain, Uplink ATT, Downlink ATT and etc.|
|Remote Control Module(Optional)||RS232orRJ45+WirelessModem+ChargeableLi-ionBattery|