Special price US $22.99 High Quality 150mm Triple Feed Patch 5.8GHz 14dBi Pagoda Array FPV Antenna for RC Drone

by Hot name on September 01, 2017 in best product, drone, hot game, hot product, retro game

High Quality 150mm Triple Feed Patch 5.8GHz 14dBi Pagoda Array FPV Antenna for RC Drone

[32880465014] Specifications: Centerfrequency:5.8GHz Bandwidth:660MHz(5.47–6.13GHz) Matching:S11<-30dB,VSWR<1.065 Axialratio:1.05(0.38dB) Antennagain:14.4dBi Halfpowerbeamwidth:30°(horizontalandvertical) Radiationefficiency:75% Features: 1.Goodradiationefficiency.MostFR4-basedpatcheshaveterribleefficiencybecauseFR4isverylossyat5.8GHz. Additionally,mostarrayantennashavehigherlossesinthefeednetwork. Thisdesignusescoupledpatchestokeepthefeednetworksimpleandreducetheselosses. 2.Exceptionallygoodaxialratio,notjustdirectlyperpendiculartothepatchbutalsooff-center. 3.Highgain,thoughnotashighasthetheoreticalgainofanarraywith7elements. Thisisbecausemaximizingthegainwouldresultinhighsidelobesandapooraxialratio. 4.Verylowsidelobes,almostallenergyisconcentratedinthemainlobe. Thisincreasesthewidthofthemainlobe,attheexpenseofsomegain. Packageincluded: 1x150mmTripleFeedPatch5.8GHz14dBiPagodaArrayFPVAntenna 1xextensioncable 2xadapter IfitemDOA(DeadofArrival),BuyersCanreturnitin14Days,WewillReplaceitwithNewitemafterwereceiveDOAitem.PleaseContactusBeforeyousenttheitemback Warranty: AllitemComeswithBasic3MonthSellersWarranty,ifitemdefectivein3Month,WewillofferreplacementwithourextraCharger(includingshippingfee)AfterweReceivetheDefectiveitem. IfitemDefectiveafter3Month,Buyerscanstillsenditback,WewillcontactsuppliersorManufactoryforWarranty.BuyersMightNeedpaytheShippingfeeForresendthereplaceditem.