RAMPAGE Series 18" Dual 2

Specifications:

• Power Handling: 5000W RMS / 10,000W MAX
• Nominal Diameter: 18" (468 mm)
• Voice Coil: 4" / 101.6 mm, 8-layer aluminum
• Impedance: Dual 2 Ohm (DVC)
• Frequency Response: 10 Hz – 500 Hz
• Resonance Frequency (Fs): 27.2 Hz
• Sensitivity: 94.5 dB
• Magnet Type: Ferrite, 1400 oz motor
• Cone: Carbon fiber
• Surround: TWS tall wide foam
• Mounting Depth: 12.67" / 322 mm
• Cutout Diameter: 16.73" / 425 mm
• Overall Diameter: 18.43" / 468 mm
• Total Depth: 13.35" / 339 mm
• Weight: 125.6 lb (product) / 131.2 lb (shipping)
• Shipping Box Size: 560 x 560 x 490 mm

T/S Parameters:

• RE (Re): 3.6 Ohm
• Qms: 6.97
• Qes: 0.49
• Qts: 0.46
• Vas: 74.8 L
• Cms: 40 m/N
• MMS: 770 g
• Xmax (one way): 40 mm
• SD: 1169.5 cm
• Efficiency: 0.36 %
• Le (1 kHz): 4.25 mH
• EBP: 59
• BL/RE: 324.4

Enclosure Suggestions:

Sealed: 76.1 L / 2.687 Cubic ft

Qtc: 0.51

F3: 52.6 Hz

Ported Compact: 93.6 L / 3.31 Cubic ft

Fb: 36 Hz

Port Area: 34.1 squared inches

Port Length: 18.5"

Ported: 142 L / 5 Cubic ft

Fb: 28 Hz

Port Area: 40.9 squared inches

Port Length: 24.9"

Bandpass 4th Order Ratio: 3:1