Radwin 2000 - Chapter 27: Link Budget Calculator; Overview

RADWIN2000UserManual Release2.8.30 27‐1
Chapter27:
LinkBudgetCalculator
Overview
TheLinkBudgetCalculatorisautilityforcalculatingtheexpectedperformanceofthe
RADWIN2000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.
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
• ChannelBandwidth
• TxPower(maximumTxpowerpermodulationisvalidated)
• Ante nnaType(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)
• RequiredFadeMargin
• Rate(andAdaptivecheckbox)
• ServiceType
• RequiredRange
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serviceandforTDMservicesatvari‐
ousBER