DD Audio 18″ 700 Series Subwoofer

The 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.

718D

Speaker Size (In):

18

Watts RMS:

600 – 1200

Watts Peak:

3600

Impedance:

D2 / D4

VCD (In):

3

Piston Diameter (In):

15 1/2

Fs (Hz):

26.92

Qms:

6.79

Qes:

0.567

Qts:

0.523

Vas (Liters):

170.4

Xmech (MM):

80

Xmax (MM):

16

Frame OD (In):

18 3/8

Frame OD w/ Gasket (In):

18 1/2

Mounting Diameter (In):

16 5/8

Mounting Depth (In):

10 1/2

Motor Diameter (In):

7 3/4

Motor Depth (In):

3 1/2

Woofer Displacement (CuFt):

0.25

Ported Enclosure (CuFt):

6.0 – 8.0

Shipping Weight (Lbs):

43