Technical specifications

• Nominal Diameter: 300 mm (12in)
• Overall Diameter: 316 mm (12.44in)
• Bolt Circle Diameter: 298.5 mm (11.75in)
• Baffle Cutout Diameter: 284 mm (11.18in)
• Overall Depth: 155.75 mm (6.13in)
• Flange/Gasket Thickness: 12.45 mm (0.49in)
• Impedance: 8 ohm
• Minimum Impedance: 7.1 ohm
• AES Power: 700 W
• Program Power: 1400 W
• Sensitivity: 97 dB
• Frequency Range: 55:3150 Hz
• Voice Coil Diameter: 100 mm (4in)
• Voice Coil Material: Al
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 22 mm (0.87in)
• Magnetic Gap Depth: 12 mm (0.47in)
• Surround Type: M-Roll
• Spider Profile: 2x non-adjacent symmetrical constant height waves
• Chassis Material: Aluminum
• Magnet Material: Neodymium Slug
• Demodulating Ring: No
• Flux Density: 1.3 T
• Driver Displacement Volume: 2.8 L (0.099ft^3)

Thiele and small parameters

• Resonance (Fs) - 55 Hz
• DC Resistance (Re) - 5.5 Ohm
• Electrical Q (Qes) - 0.28
• Mechanical Q (Qms) - 9.4
• Total Q (Qts) - 0.27
• Compliance Equivalent Volume (Vas) - 38.6 L
• Diaphragm Area (Sd) - 533 cm²
• Maximum Linear Excursion (Xmax) - 9.00 mm
• Maximum Mechanical Excursion (Xdamage) - 16 mm
• Moving Mass - System (Mms) - 86.0 g
• Force Factor (BL) - 24.3 Tm
• Voice Coil Inductance (Le) - 1.1 mH
• Moving Mass - Diaphragm (Mmd) - 72.1 g
• Compliance (Cms) - 0.10 mm/N
• Mechanical Resistance (Rms) - 3.2 Kg/s
• Reference Efficiency (Eta Zero) - 2.25 %
• Efficiency Bandwidth Product (EBP) - 196

Shipping Information

• Net Weight: 5.8 kg (12.8lb)
• Shipping Weight: 6.5 kg (14.3lb)
• Shipping Box: 350 x 346 x 216 mm

Notes

1 - AES Power: 2 Hours Test According to AES 2-1984 Rev. 2003
2 - Maximum/Program power is defined as 3 dB greater than AES Power
3 - Xmax: Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
4 - Xdamage: Maximum excursion before permanent damage