简介：Thispaperanalysestheinfluenceofcertainparametersandfactorsonthecharacteristicsoftheelectropneumaticloudspeakeranddescribestheexperimentalworkcarriedout.Thedevelopedportableelectropneumaticloudspeakerpossessesgoodpropertieswithaflatfrequencyresponsefrom400Hzto2kHzandamaximumsoundpressrueoutputof120dBatadistance2metreonaxisfromthehornmouth.Themagneticfluxdensityatthemagneticgapis19,000gauss.Theelectropneumaticloudspeakerissmallinsizeandlightweight.
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