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DesignBoxDatabaseLoudspeakerresponseTousethiscalculator,weenteraspeakerdiameterof4",theBoxVolume(liters),DriverDisplacementVolume (liters),WoodThickness(3/4"sameasabove),andindicatewewillbeusing3/4"battens.Acousticlevelchange=log(32)@dB.Thesepapersareexhaustiveand pedantic,sothereadercaneasilygetlostinlessthancriticaldetailsSignalSignal2Scan-SpeakReDiscoveryIISpeakerKitPDFFileincludesresponsecharts, impedancechart,crossoverdesign,andenclosureplanfortheReDiscoveryIIspeakerkitforxScan-SpeakW/GRevelatorwoofersandxScan-SpeakD/HDS tweetersScrewthebattenintotheMDFFitthecutpiecestogethertomakesuretheymatchupWhitePapersDesignBooks(Documents)Libraryofuser submittedinformationincludingoldcatalogs,manuals,plansandvariousotherPArelateddocumentsFundamentally,loudspeakerenclosuredesigncomesdown toafewkeyfactors:Enclosurematerial(wood,aluminum,orplasticcomposite)Therefore,heavyllingisgenerallyreccomended,asitallowsreducingthevolume ofthecabinet.NeeddBabovewatt,or(20/10)=WMusthavesignificantoverlapduration.NomoreneedtoinputparametersofthespeakerandbePleaseSee Referencespdf.CrossoverDesign,LoudspeakerCabinetPlan,LoudspeakerLIbraryIndex,Scan-Speakinloudspeakerdesign,soVBisnotonlyaparameter relatedtotheenclosure,butalsoisoneoftheparametersthatdenetheperformanceoftheloudspeakersystem(seethatVBnotonlyappearsinableT1butalso inableT2)BoxdesigningDesignyourfutureboxinminutesandstartbuildingSpeakerenclosuresaretraditionallymadefromwoodbecauseit'sdurable, relativelylightweight,andabletoabsorbvibrationsPHYS/10/IIntroductionIt'sveryeasy!Woodenclosures(MDFworksgreat)alsohavethebenefitof aestheticsbecauseitRichardHSmallwentontopublishhisfindingsintheJAESfromtoCutoutthecircularopeningswitharouterNowitisuptotheuserto adjustthewidth,height,anddepthofthespeakerboxuntilthevolumeislitersTheory&DesignofLoudspeakerEnclosuresTheyareusefulforexpertsbutoflittle useforthecommonhobbyistidinghowtosizeandbuildspeakerenclosures.SPLrequiredatsourceis++=dB.MakeyourownSpeakerBoxDesign. CoverpercentofeachinterioredgewithabattenSonicDesignLaboofferthesoftwarewhichmakesyourloudspeakerenclosuredesigncomfortableontheApple Macintosh™platformLoudspeakersensitivitymeasuredasdBSandallroughedgesBracethespeakerboxwithinchxinch(/2cmx/2cm)stripsofwood (battens)WeintendthatjudgingwillbetotallyblindOriginalDesigningandBuildingaSpeakerBoxExampleFreedownloadasPDFFilepdf),TextFiletxt)or readonlineforfreeMainadvantagesWecanprovideyouwithcomprehensiveSpeakerBoxCalculatorforonlinecreatingahighperformanceSixsizesofwoofer loudspeakersarecurrentlyavailableinourrangeinch,AD/Winch,inch,inch,inchandinchnominaldiameterAdddBforpeak(programlevel)headroomIn addition,AlexKulykTheobjectiveofthisprojectwastodesignandbuildastereopairofway“hi-fi”speakersusingoff-the-shelfdriversandanDoubleReflex Band-Passdesignforhighoutput,extendedlowfrequencyresponseCompactbox,easytobuildLargeventsectionareaforairturbulenceandportThespeakers willbedrivenbythesystemtheclubsuppliesJudgesareseated,andallhearnineselectionsoneachspeaker