B2 Audio RIOT Series 12" 750 Watt RMS Dual 4-Ohm 3" Voice Coil Subwoofer

Specifications:

• RMS Power Handling: 750 Watts
• Max Power Handling: 1500 Watts
• Push Terminal Wire Gauge: 8 Ga
• Nominal Impedance: Dual 4 Ohm
• Voice Coil Diameter: 3"
• Frequency Response: 10 Hz ~ 500 Hz
• Sensitivity: 84.9 dB
• Magnet Weight: 240 Oz (Entire Assembly)
• Displacement Volume: 5.2 L / 0.19 cu.ft

Thiele & Small Parameters

• Free Air Resonance (Fs): 30.4 Hz
• Resistance (Re): 6.4 Ohm
• Mechanical Factor (Qms): 6.56
• Electrical Factor (Qes): 0.7
• Total Factor (Qts): 0.63
• Equivalent Volume (Vas): 35.6 L
• Compliance (Cms): 90 um/N
• BL Factor (BL): 81.2
• Moving Mass (Mms): 287.2 g
• Excursion Max (Xmax): 18 mm

Measurements:

• Overall Diameter: 12.80" / 325 mm
• Mounting Diameter: 11.22" / 285 mm
• Bolt Pattern Diameter: 11.93" / 303 mm
• Overall Depth: 8.82" / 224 mm
• Mounting Depth: 7.32" / 186 mm

Enclosure Suggestions:

Sealed:

• 25 L / .706 cu.ft
• Qtc: 0.6

Ported Compact:

• 40 L / 1.413 cu.ft
• P.A.: 4"
• Length :  12.8" / 32.5 cm
• FB: 38 Hz

Ported:

• 75 L / 2.63 cu.ft
• Port Area: 2x3"
• Length: 10.7" /27.2cm
• FB: 32 Hz