B2 Audio RAVE 12 D4

Specifications:

• Nominal Size: 12"
• Impedance: Dual 4 Ohm (DVC)
• RMS Power: 500W
• MAX Power: 1000W
• Resonance (natural) Frequency: 31.8 Hz
• Frequency Response: 10Hz - 500Hz
• Voice Coil: 2.5" (63.5mm) Copper
• Winding Material: Round copper wire
• Sensitivity: 89.3 dB (1W/1m)
• Magnet Type: Ferrite
• Motor Assembly weight: 140 oz.
• Cone Material: Natural Polypropylene (NPP)
• Surround Type: Slim U-shaped Foam
• Net Weight (1 pc): 10.81 lbs. (5.5 kg)

Thiele Small Parameters:

• FS: 31.8 Hz
• Vas: 80L
• RE (Parallel) 1.9 Ohms
• QMS: 3.57
• QES: 0.48
• Qts: 0.425
• Cms: 22 um/N
• BL^2/RE: 47.2
• MMs: 114 G
• Xmax (One Way): 12 mm
• SD: 510 cm
• Efficiency: 0.51%
• LE (1 KHz) 1.02 mH
• EBP: 66

Enclosure Recommendations:

• Ported Compact: 1.5 cu ft (43.2L)
• FB/ Port Area / Port Length: 35 Hz / 22.5 in / 27"
• Ported: 1.77 cu ft (50L)
• FB/ Port Area / Port Length: 35 Hz / 22.5 in / 22.7"

Dimensions:

• Overall Diameter: 12.52" / 318 mm
• Baffle Cutout Diameter: 11.1" / 282 mm
• Mounting Depth: 5.59" / 142 mm
• Total Depth: 5.98" / 152mm
• Magnet Depth: 2.20" / 56 mm
• Magnet Diameter: 5.51" / 140 mm