The Level 4 m3 was designed to take even more power and get even louder. With fantastic power handling and smashing lows it's hard to beat. The Level 4 sub is a large triple stacked motor with a chrome top plate and T yoke yielding 23.5mm of X-Max. Key Features Extremely rigid non-pressed paper cone assembly Multilayered polymer foam surround Polypropylene dust cover with DC logo Triple 8” OD semi cup progressive roll spider Sewn down HD lead wire Extra heavy duty interweaved tinsel lead wire sewn to spider Cast aluminum black frame FEA analyzed and optimized motor assembly – Fully CNC machined Rubber mounting gasket Rubber Motor Boot Chrome spring loaded push terminals 3” 8 Layer Flay Wound Hi-temp Aluminum voice coil wound on black anodized voice coil former T/S Parameters 10" 12" 15" 18" Mounting Depth 6.25" 6.75" 8" 9.5" Mounting Hole Diameter 9.35" 11" 14" 16.75" Outside Driver Diameter 11" 12.5" 15.7" 18.5" VC Diameter 3.0" 3.0" 3.0" 3.0" Displacement .16 ft .18 ft .21 ft .26ft Power Handling rms/peak 1500/3000 1500/3000 1500/3000 1500/3000 Ohm Options d1/d2/d4 d1/d2/d4 d1/d2/d4 d1/d2/d4 Sd 324 cm 481 cm 823 cm 1217 cm Vas 12.42 L 27.38 L 80.16 L 175.29 L Cms 0.085 Mm/n 0.085 Mm/n 0.085 Mm/n 0.085 Mm/n Mms 184.5 g 207.53 g 318.5 g 427 g Fs 40.2Hz 37.9 Hz 30.6 Hz 26.4 Hz Bl 19.18 N/A 19.18 N/A 19.8 N/A 19.8 N/A Re 3.82 Ohm 3.82 Ohm 3.6 Ohm 3.6 Ohm Le 3.78 mH 3.78 mH 3.78 mH 3.78 mH Qms 7.77 8.24 10.2 11.82 Qes 0.49 0.52 0.644 0.746 Qts 0.461 0.489 0.60 0.701 Xmax 23.5mm 23.5mm 23.5mm 23.5mm Ref SPL @1 watt 84 db 86.4 db 87.4 db 88.2 db Suggest Sealed Box .75 ft 1.0 ft 2.0 ft 3.5 ft Suggested Ported Box 1.0 ft 1.5 ft 3.0 ft 5.5 ft
