GWT-3 Directional Array Smart AntennaDrawing upAuditingSigningStandardAuthorizing

catalog1 RANGE 2 GWT-3 Directional Array Smart Antenna Design Guideline(120°antenna array)3 GWT-3 Directional Array Smart Antenna Structure Design Guideline4 GWT-3 Directional Array Adjustment Coupling network Guideline5 ENVIRONMENTAL REQUIREMENT

1Range

The design guideline for GWT-3 directional array smart antenna in current phase.2 GWT-3 Directional array Smart antenna design guideline(120°antenna array)Frequency1880MHz1920MHz2010MHz2025MHzPolarizationverticalcell degree8Unit VSWR<1.3Element gain15dBiElement Vertical beamwidth7.5°Element horizontal beamwidth90°

Radio beam6dBwidth120°,gain15dBiOperating beam width<20oGain23dBiObliquity of upright wave bundle5°F/B23dBSidelobe and backlobe <8dBIsolation between antennas16dBiPower capacity100wLightning protectionDC ground3 GWT-3 Directional array Smart antenna structure design guidelineTotal quality<16kgTie-in formNFInstallation pole50100mmMTBF150,000hoursSize1110*629*100With clear and permanent mark of origin Part number of manufacturer and date marked should never be effaced

4 GWT-3 directional array Adjustment coupling network guideline The extent of each coupling ports:-26dB±2dBThe coherence of each coupling ports1dB,10°

5 The environmental requirementOperating-45°C+55°Chumadity8%100%Depositing-25°C+55°Chumadity10%100%Transporting-40°C+70°Chumadity0%95%Max wind velocity50m/s