Product Name: Dcs1800MHz Power Amplifier Module Model NO.: BT-PD1805-75/D4250-A1 Condition: New Certification: ISO, RoHS, CE Lightning Protection: Without Lightning Protection Standard: Standard Transmission Medium: Optical Fiber Type: Signal Repeater Trademark: BOOSTEL Transport Package: Carton Specification: 145*110*20.5mm Origin: China HS Code: 8517629900 Product Description DCS1800MHzPower Amplifier ModuleBT-PD1805-75/D4250-A1ItemsDownlinkFrequency rang(MHz)1805-1880Output Power@(25ºC)42±1dBmALCOutput Power keep Max.Output Power±1.5dB @(20dB>Input signal increased>10dB)Gain(25ºC)≤50±2dBGain Adjustable rang≥30dBStep of Gain Adjustable≤1dBError of Gain AdjustableWhen Gain adjustable rang≤20dBTotal error≤±1dB@ 0~20dBWhen Gain adjustable rang>20dBTotal error ≤±1.5dB@>20dBIMD3≤-45dBcSpurious Emission≤2dBIn Band Ripple≤0.01ppmFrequency Error≤1.5VSWR≤1μsMax. Input Power noDamage+10dBm(CW)Power Supply+28V;≤3.5AOperating Temperature-25~+55ºCA. POWER-6Connector for Power Supply& Monitor,Pin definition:PIN 1 -->RS485A;PIN 2 -->RS485B;PIN 3 -->GND;PIN 4 -->GND;PIN 5 -->NC;PIN 6 -->+28V; B. RF Connector: SMA-50KFDC. Monitoring functionsModule address(default=2, settable);PAsetup function:PA=ON/OFF, ALC,ATT;PAQuery function:Working status(on/off,input/output, Revers power, Temperature, VSWR, ATT, ALC, PAInput power,or LNAoutput power), Alarm(over Temperature,VSWR, PA Fault);Over Temperature Alarm:Alarm threshold +85ºC, meanwhile switch off PA, When Temperature lower to +80ºC, switch on PA automatically.PA Fault Alarm: Low gain Alarm;Amplifier temperature detection: Temperaturedetection rang including but not limited -40ºC~+85ºC, Detection accuracy<±3ºC;PAForward Power detection: Detect total power, Modulated signal test, detection rang 25dBm~46dBm, Detection accuracy<±2dBm;PARevers Power detection: Detecttotal power, Modulated signal test detection rang 25dBm~46dBm, Detection accuracy<±2dBm;PA Input power detection: Detecttotal power, Modulated signal test detection rang-20dBm~4dBm, Detection accuracy<±2dBm; D.Dimensions