ComponentDescriptionsandDiagram*
1.MDFlaminatedcabinet
Criticallybracedfordurabilityanddampedtoreduceresonance;itfeaturesafulloneinchthickbaffle
2.Rubberbootedgrillmounts
Mountsholdlowlustergrillssecurelyinplaceandpreventunwantedvibration.
3.Proprietaryparaaramidblendreinforcedpaperwooferanddustcap
Thehighperformanceconedecreasesunwantedresonancesandactslikearigid,nearlyperfectmovingpistonatlow
frequencies.Thewooferisreinforcedwithparaaramidfibers(triplewovensyntheticpolyamidesusedinmanyindustrial
products,includingbulletproofvests)foraddedstrength,flexibility,andresilienceovertime.
4.Heavydutybutylrubbersurround
Preciselypositionstheconeassemblyandprovidesanidealedgeterminationtodecreaseunwanteddistortionathigh
excursions.ThelargeextendedhalfrollallowsgreaterXmax.
5.Threaded,interchangeablefeetandspikes
EachUltraSubwoofercomeswithtwocompletesetsofthreaded,interchangeablefeet;aconical,brushedaluminumset,and
ahighdensityrubberset.Theconicalfeetaidincouplingtoafloorcoveredbycarpet,whiletherubberfeetprotect
hardwoodortilefilesfromscratching.(Illustrationaboveshowsaluminumfeet)
*Asinglesubwooferisshownfordescriptionpurposes.
TheUltra10andUltra12differincabinetsize,woofersize,andamplifierwattagebutallotherfeaturesarethesame.
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