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TATRA选频RF BDA与增加新的基站收发器(BTS)相比,该产品旨在提供更具成本效益的解决方案,以改善TETRA系统中的信号覆盖范围和通信质量。 而且它易于安装和维护,可以帮助运输公司快速退货。 TETRA BDA充当BTS与手机之间的中继。 它通过施主天线从BTS接收低功率信号,对其进行线性放大,然后通过覆盖天线将其重新传输到弱/盲覆盖区域。 并且移动信号也被放大并经由相反的方向重发到BTS。 Action's TETRA Band Selective RF BDA


应用图:

TATRA选频RF BDA应用图

规格参数:

ITEMSSPECIFICATIONS
Frequency RangeUplink385~390MHz
Downlink695~400MHz
Bandwidth(SAW Filter for UL&DL)5MHz
Gain90±3dB
Maximum Output PowerUplink30±2dB
Downlink43±2dB
In-band Flatness≤4dB
Gain Adjustment Range1~31dB@Step 1dB
Maximum Input Power(non-destructive)10dB
I/O Impedance50Ω
Noise Figur≤5dB
System Delay≤5μSec
VSWR≤2.0
Spurious Emission9kHz~1GHz: ≤ -36dBm/30kHz
9kHz~1GHz: ≤ -36dBm/30kHz
Third-order Inter-moduleation≤ -15dBm/30kHz
RF ConnectorN-Type(Female)
Power SupplyAC220V
Operating Temperature-10℃~+50℃
Relative Humidity Range≤95%(non condensing)
Dimensions428x328x175 mm
MountingWall mounting
Weight≤15kg
AplicationIndoor or Outdoor(IP65)
Remote Control Module(optional)Wireless Modem(GSM)
NMS Monitoring Function(Optional)Real-time alarm for door status, temperature, power supply, VSWR, etc; Remote control such as turn on/off, increasing/decreasing output power etc; Real-time status for output/input power, UL/DL gain, all status of BDA etc.