DC Audio DC-M4 LV1 10 D4 10" 300W RMS Dual 4-Ohm Subwoofer

The long-awaited Level 1 Subwoofer is finally here!

It starts out with a double-stacked FEA optimized motor. A chrome top plate and T yoke. 2.0" voice coil, Glossy Black stamped Steel Frame, push terminals and a rating suggestion of 300w RMS/600w peak power handling.

This sub works great in sealed or ported enclosures.

Key Features:

• Stitched surround and paper cone assembly
• Rubber Motor boot with DC Logo
• Polypropylene dust cover with DC logo
• Heavy duty interweaved tinsel lead wire sewn to the spider
• Stamped Steel black frame
• FEA analyzed and optimized motor assembly - Fully CNC machined
• Rubber mounting gasket
• Chrome spring loaded push terminals
• VC Diameter: 2 inches
• Magnet weight: 15 lbs.

T/S Parameters:

• Nominal Impedance (Znom): Dual 4 ohm
• Effective Piston Area (Sd): 324 cm²
• Equivalent Compliance (Vas): 17.1 liters
• Mechanical Compliance (Cms): 0.12 mm/N
• Mechanical Mass (Mms): 146.8 g
• Free Air Resonance (Fs): 37.4 Hz
• Force Factor (BL): 23 NA
• DC Resistance (Re): 8 ohms
• Voice Coil Inductance (Le): 3.88 mH
• Mechanical Q Value (Qms): 3.15
• Electrical Q Value (Qes): 0.52
• Total Speaker Q Value (Qts): 0.45
• One-Way, Linear Excursion (Xmax): 19 mm
• Efficiency (Ref SPL @ 1W): 84.2 dB

Box Enclosure Specifications:

• Top-mount depth: 5.75"
• Mounting hole diameter: 7.25"
• Outside driver diameter: 8.5"
• Suggested Sealed Enclosure: 0.5 ft³
• Suggested Ported Enclose: 1 ft³
• Displacement: 0.12 ft³