Model: TRF SPL SW1830 D1

Size: 18 inches

Cone: Competition Grade Paper

Surround Material: Foam

Voice Coil: 3.0 inches

Voice Coil Layers: 8 layers

Nominal Impedance: dual 1ohm

Voice Coil Wire: aluminum

RMS Power Handling: 3000wrms

Peak Power Handling: 6000wmax

Sensitivity: 91.2dB

Resonant Frequency (f0): 34.8Hz

Mechanical Q Factor (Qms): 6.71

Electrical Q Factor (Qes): 0.64

Total Q Factor (Qts): 0.59

Xmax: 21mm

Force Factor: 14.8N/A

Magnet Weight: 300Oz

• Outer Dimensions: 467mm - 18.4"
• Mounting Depth: 298mm - 11.7"
• Magnet Dimensions: 226mm - 8.9"
• Mounting Hole Dimensions: 428mm - 16.9"