Main feature
•Good performance & good technical parameters.
•Modular structure, high reliable and easy to upgrade and maintain.
•With spontaneous heat dissipation.
•Local and remote monitoring function which access to the NMS.
•With a perfect protection function.
Schematic Diagram
.Power Supply and Mechanical Specification
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Power Supply
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AC: 90~270VAC
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Dimension and Weight
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600mm*500mm*234mm, ≤30kg
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Max. Power Consumption
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10W：≤380W
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Operating Temperature
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-5~+55℃
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Operating Humidity
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≤95%
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Environmental Class
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IP65
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RF Connector
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N-Female, 50ohm
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MTBF
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≥50000 hours
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Monitor Interface
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Local Monitor: RS232, Remote Monitor: GSM Modem
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Electronic Specification
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Technical specification
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GSM900
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GSM1800
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Frequency range
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uplink
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890～915MHz
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1710～1765MHz
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downlink
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935～960MHz
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1805～1860MHz
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Output power
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uplink
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20dBm±2dB
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20dBm±2dB
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downlink
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30~43dBm±2dB
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30~43dBm±2dB
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Filter bandwidth
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0.5～15 MHz（adjustable by software）
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Gain flatness
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≤5dB（P－P）
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Selectivity（offset off filter frequency working band）
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600 KHz
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≤-30dBc
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≥1MHz
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≤-35dBc
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Max gain
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uplink
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80±3dB
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80±3dB
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downlink
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85±3dB
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85±3dB
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Intermodulation attenuation
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uplink
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≤-45dBc@20dBm
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≤-45dBc@20dBm
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downlink
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≤-45dBc@33dBm
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≤-45dBc@33dBm
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Gain manual control
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31dB@1dB/step
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Gain auto level control
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≥25dB
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Spurious
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9KHz～1GHz
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≤-36dBm
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1GHz～12.7GHz
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≤-30dBm
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Noise figure
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≤6dB
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VSWR
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≤1.5
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Propagation delay
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≤10μs
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Port resistance
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50Ω
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Power supply
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AC165~285VAC，50Hz
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connector
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N-F Type（F）
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Working temperature
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-25℃～+50℃
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Relative humidity
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≤95％
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Protection rank
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IP20
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Interface
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RS-232
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Notes: this is our normal specification on Dual band repeater, your special requirements can be customized at Sky PFM.