Technical specifications

• Nominal Diameter: 200 mm (8in)
• Overall Diameter: 223.75/207.9 mm (8.81/8.18in)
• Bolt Circle Diameter: 210 mm (8.27in)
• Baffle Cutout Diameter: 183 mm (7.20in)
• Overall Depth: 116.7 mm (4.59in)
• Flange/Gasket Thickness: 10.7 mm (0.42in)
• Impedance: 8 ohm
• Minimum Impedance: 6.5 ohm
• AES Power: 150 W
• Program Power: 300 W
• Sensitivity: 94 dB
• Frequency Range: 80:6300 Hz
• Voice Coil Diameter: 52 mm (2in)
• Voice Coil Material: Al
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 13.7 mm (0.54in)
• Magnetic Gap Depth: 8 mm (0.31in)
• Surround Type: M-Roll
• Spider Profile: 1x variable height waves
• Chassis Material: Aluminum
• Magnet Material: Neodymium Slug
• Demodulating Ring: No
• Flux Density: 1 T
• Driver Displacement Volume: 1 L (0.035ft^3)

Thiele and small parameters

• Resonance (Fs) - 76 Hz
• DC Resistance (Re) - 5.8 Ohm
• Electrical Q (Qes) - 0.59
• Mechanical Q (Qms) - 4.7
• Total Q (Qts) - 0.52
• Compliance Equivalent Volume (Vas) - 14.4 L
• Diaphragm Area (Sd) - 222 cm²
• Maximum Linear Excursion (Xmax) - 5.52 mm
• Maximum Mechanical Excursion (Xdamage) - 12 mm
• Moving Mass - System (Mms) - 20.9 g
• Force Factor (BL) - 9.9 Tm
• Voice Coil Inductance (Le) - 0.55 mH
• Moving Mass - Diaphragm (Mmd) - 17.2 g
• Compliance (Cms) - 0.21 mm/N
• Mechanical Resistance (Rms) - 2.1 Kg/s
• Reference Efficiency (Eta Zero) - 1.04 %
• Efficiency Bandwidth Product (EBP) - 129

Shipping Information

• Net Weight: 1.7 kg (3.7lb)
• Shipping Weight: 2.6 kg (5.7lb)
• Shipping Box: 235 x 235 x 155 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