Owner's Manual
Page 12
... Engineer, review and approve the design before its handles. Mackie strongly recommends the following rigging practices: 1. Safety: Use adequate safety precautions and back-up systems. Rigging Hardware and Accessories Rigging Mackie subwoofers will invariably require hardware not supplied by an experienced technician. It is only suitable for supporting the subwoofer from structure. HD1801 Rigging HD1801s may result...
... Engineer, review and approve the design before its handles. Mackie strongly recommends the following rigging practices: 1. Safety: Use adequate safety precautions and back-up systems. Rigging Hardware and Accessories Rigging Mackie subwoofers will invariably require hardware not supplied by an experienced technician. It is only suitable for supporting the subwoofer from structure. HD1801 Rigging HD1801s may result...