2 X Quantum Audio QW3000/12D4 12 inch 1000-3000 Watts 4 Ohm Dvc Subwoofer

2 X Quantum Audio QW3000/12D4 12 inch 1000-3000 Watts 4 Ohm Dvc Subwoofer

Our engineers have designed this subwoofer from the ground up to shake the ground up. The foam surround along with the die-cast aluminum vented basket allow for maximum excursion while the protective magnet cover gives the woofer a rugged yet stylish appearance.

2.5″ / 63.5mm 4 Layer Aluminum 4 Ohm DVC

Heavy Gauge Stamped Steel Basket

High Temperature Voice Coil

QEMT Aluminum Voice Coil Former

High-Excursion Foam Surround

Compressed Paper Cone

Injection Molded PP Dust Cap

Proprietary Full Round PVC Gasket

Heavy Gauge Spring Terminal

Outside Diameter (A) 12.44″ (316mm)

Cutout Diameter (B) 10.82″ (275mm)

Mounting Depth (C) 6.49″ (165mm)

GENERAL SPECIFICATIONS

Structure 12″ (30.8cm) Woofer

Dynamic Power Handling 3000 Watts

Nominal Power Handling 1000 Watts

Impedance Dual 4Ω Voice Coil

PARAMETERS

Resonant Frequency (fs) 37.364Hz

D.C. Voice Coil Resistance (Re) 6.8Ω

Mechanical Quality Factor (Qms) 5.54

Electrical Quality Factor (Qes) 0.94

Total Quality Factor (Qts) 0.81

Mass of Diaphragm/Coil (Mms) 226.28 g

Force Factor (Bl) 19.5

Sound Pressure Level (SPL) 87.5dB