Sealed: .5 - .85 cubic feet (.75 cubic feet is recommended)
Ported: 1.25 - 1.7 cubic feet tuned @ 35 HZ (1.5 cubic feet is recommended)
Engineered with new magnet covers that aid in cooling the voice coils while protecting the magnet
Flat wound voice coils
Kraft Pulp Cone
Rubatek Foam Surround
Pressed Steel Basket
4-layer Copper Voice Coil• FEA Optimized Motor Structure
Double Stack Magnets
Linear Spiders
Foam Gasket
Mounting Depth - 5.75"
Mounting Hole Diameter - 11"
Overall Diameter - 12.375"
Bolt Hole Circle - 11.625"
Motor Width - 6.25"
Motor Depth - 2.5"
Basket Depth - 3.25"
Displacement - 0.14 cu. ft.
Weight - 16.5 lbs
QES: 0.41
QMS: 4.99
QTS: .38
Free air Resonance - FS - 23.6 HZ
VAS: 85 Liters
XMAX: 18 MM
SPL @ 1W / 1M: 86.2 dB SPL
Effective piston area: Sd: 480 cm ^2
Dc Resistance: RE: 1.8 ohm
Nominal Impedance: Dual 4 Ohm
300w RMS Rated
600 watts max
Force Factor, BI: 14.35