Radwin 2000 D+ - Page 182

RADWIN2000D+UserManual Release3.6.00 19‐1
Chapter19:LinkBudgetCalculator
19.1Overview
TheLinkBudgetCalculatorisautilityforcalculatingtheexpectedperformanceofthe
RADWIN2000D+wirelesslinkandthepossibleconfigurations foraspecificlinkrange.
TheutilityallowsyoutocalculatetheexpectedRSSofthelink,andfindthetypeofservices
andtheireff ectivethroughputasafunctionofthelinkrangeanddeploymentconditions.
19.1.1UserInput
Youarerequiredtoenterorchoosethefollowingparameters.Dependingontheproduct,
someoftheparametershaveadefaultvaluethatcannotbechanged.
• Band,whichdeterminesfrequencyandregulation
• ODUseriesused
• ChannelBandwidth
• TxPower(maximumTxpowerpermodulationisva lidated)
• Ante nnaType(currentlydual;
cannotbechangedforODUwithintegratedantenna)
• Ante nnaGainpersite(cannotbechangedforintegratedantenna)
• CableLosspersite(cannotbechangedforintegratedantenna)
• FadeMargin(currently6dB)
• Rate
• RequiredRangeandclimatetype
19.1.2LinkBudgetCalculatorInternalData
Foreachproduct(orRegulationandBand)thecalculatorstoresthefollowingdatarequired
forlinkbudgetcalculations:
• MaximumTransmitpower(permodulation)
• ReceiverSensitivity(permodulation)forEthernetser vice
• Maximumlinearinputpower(usedtocalculateminimumdistance)
• Ante nnagainandcablelossforODUwithintegratedantenna
• AvailableChannelBandwidths