RE Audio SX18

Nominal Impedance -Znom: Dual 2 ohm
Thermal Power Handling -Pe: 1000 W
Force Factor -Bl: 21
Electrical Q Value -Qes: .53
Mechanical Q Value -Qms: 6.1
Total Speaker Q Value -Qts: .48
Free Air Resonance -Fs: 33.2 Hz
Equivalent Compliance -Vas: 159 liters
One-Way, Linear Excursion -Xmax: 22 mm
Efficiency - SPL 1W/1m: 92.7 dB SPL
Effective Piston Area -Sd: 1210 cm^2
DC Resistance -Re: 1.9 ohm
Mounting Depth - 9.5”
Mounting Hole Diameter - 16.75”
Overall Diameter - 18.5”
Bolt Hole Circle - 17.5”
Motor Width - 6.5”
Motor Depth - 3.25”
Basket Depth - 6.25”
Displacement - .22 cu. ft.
Weight - 28 lbs.
Dual Composite 2-piece Cone
Rubbertek Foam Surround
Cast Aluminum Basket
Tork-Tite Terminal
3 " 8-layer Aluminum Voice Coil
FEA Optimized Motor Structure
Triple Stack Maganets
Progressive Spiders
Wrap around Rubber Gasket