ERW12D4 : 12” Diecast 4 Ohm DVC Subwoofer

Features

• High Temp Voice Coil Wire Around Vented KSV Former
• Radial Basket Vents for Voice Coil Cooling
• Large Gauge Push Button Speaker Wire Terminals
• Proprietary Injection Molded Polypropylene Cone
• High Excursion Foam Surround
• Extended Linear Roll Progressive Dampener
• Stealth Gasket for Custom Mounting Applications
• Anti- Resonance Heavy Gauge Die-Cast basket
• Optimized Motor for Low Frequency Response

Specifications

• Nominal Power Handling: 750 Watts
• Peak Power Handling: 1500 Watts
• Impedance: Dual 4Ω Voice Coil
• Free Air Resonance (Fo) 30.500 Hz
• D.C. Voice Coil Resistance (Re): 6.800Ω
• Mechanical Quality Factor (Qms): 4.287
• Electrical Quality Factor (Qes): 0.656
• Total Quality Factor (Qts): 0.569
• Equivalent Air Volume (Vas): 39.894 L
• Mass of Diaphragm/Coil (Mms): 252.790 g
• Force Factor (BL): 22.405 TM
• Sound Pressure Level (SPL): 84.2 dB
• Moving Mass of Diaphragm (Mmd): 246.153m Kg
• Effective Diaphragm Area (Sd): 51.071m
• Compliance of Mechanical Suspension (Cms): 107.714 mm/N

• MMd: 220.000g

DIMENSION

• Overall Diameter: 12.68"/ 322 mm
• Mounting Depth: 6.69"/ 170 mm
• Cutout Diameter: 11.08"/281.5 mm