B2 Audio RAMPAGE Series 8" Dual 1-Ohm 2" Voice Coil 1000 Watt RMS Subwoofer

Specifications:

• RMS Power Handling: 1000 Watts
• Max Power Handling: 2000 Watts
• Frequency Response: 10 Hz - 500 Hz
• Nominal Impedance: Dual 1-Ohm
• Voice Coil Diameter: 2"
• Sensitivity: 87.2 dB
• Magnet Weight: 300 Oz
• Displacement Volume: 3.3 L / .115 cu ft

Thiele & Small:

• Free Air Resonance (Fs): 39 Hz
• Resistance (Re): 1-Ohm
• Mechanical Factor (Qms): 5.67
• Electrical Factor (Qes): 0.55
• Total Factor (Qts): 0.5
• Equivalent Volume (Vas): 5.4 L
• Compliance (Cms): 100 um/N
• BL Factor (BL): 72
• Moving Mass (Mms): 135.1 g
• Excursion Max (Xmax): 20 mm

Measurements:

• Overall Diameter: 8.66" / 220mm
• Mounting Diameter: 7.84" / 199mm
• Front Mount Baffle Cutout: 7.28" / 185mm
• Overall Depth: 7.09" / 180mm
• Mounting Depth: 5.91" / 150mm

Enclosure Suggestions:

Sealed:

• 8.5L / 0.3 cu.ft
• Qtc 0.51

Ported Compact:

• 15L / 0.53 cu.ft
• Port: 2"
• Length : 7.16" / 18.2mm
• FB: 42 Hz

Ported:

• 28L / 0.989 cu.ft
• Port Area: 7.75 sq. in
• Length: 12" / 30cm
• FB: 38hz