DD Audio 12″ 700 Series Subwoofer

DD Audio 700 series is designed for serious performance. It features a DD cast basket supporting a triple stack magnet motor, heavy duty suspension, and a high strength cone coupled to a massive EROM surround, making them best suited for duty in vented or multi-order enclosures.

Features
EROM surround
High-temp, 3.0”, voice coil
Triple layer Deep bass, high excursion spider system
Unique glass fiber and natural pulp cone
Back plate coil gap venting
Extended pole piece
DD cast basket
712d: 600w to 1200w – 12 Inch Power Tuned Subwoofer
Speaker Size (In): 12
Watts RMS: 600 – 1200
Watts Peak: 3600
Impedance: D2 / D4
VCD (In): 3
Piston Diameter (In): 10 1/4
Fs (Hz): 28.26
Qms: 4.344
Qes: 0.482
Qts: 0.434
Vas: 39.64
Xmech (MM): 80
Xmax (MM): 14
Frame OD (In): 12 5/8
Frame OD w/Gasket (In): 12 7/8
Mounting Diameter (In): 11 3/8
Mounting Depth (In): 8 9/16
Motor Diameter (In): 7 3/4
Motor Depth (In): 3 1/2
Woofer Displacement (CuFt): 0.17
Ported Enclosure (CuFt): 1.75 – 2.75″