HD1501 Owner's Manual Brandname: Mackie Category: Subwoofer Total Pages: 18 Table of contents Contents3HookupDiagrams4RearPanelFeatures7Hd15018Hd15019TheInsandOutsofPolarity10Placement11PoorBassPerformance12AppendixB13Hd1501Specifications14Hd1501Dimensions15Hd1501BlockDiagram16MackieLimitedWarranty17