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: 6.4 ohm
• AES Power: 200 W
• Program Power: 400 W
• Sensitivity: 95 dB
• Frequency Range: 70:5000 Hz
• Voice Coil Diameter: 52 mm (2in)
• Voice Coil Material: Al
• Voice Coil Former: Glass Fiber
• Voice Coil Depth: 19.3 mm (0.76in)
• Magnetic Gap Depth: 9 mm (0.35in)
• Surround Type: Triple
• Spider Profile: 1x variable height waves
• Chassis Material: Aluminum
• Magnet Material: Neodymium Ring
• Demodulating Ring: Aluminum Ring
• Flux Density: 1.15 T
• Driver Displacement Volume: 1 L (0.035ft^3)

Thiele and small parameters

• Resonance (Fs) - 58 Hz
• DC Resistance (Re) - 5.1 Ohm
• Electrical Q (Qes) - 0.38
• Mechanical Q (Qms) - 9.4
• Total Q (Qts) - 0.37
• Compliance Equivalent Volume (Vas) - 16.9 L
• Diaphragm Area (Sd) - 209 cm²
• Maximum Linear Excursion (Xmax) - 8.15 mm
• Maximum Mechanical Excursion (Xdamage) - 13.5 mm
• Moving Mass - System (Mms) - 27.2 g
• Force Factor (BL) - 11.5 Tm
• Voice Coil Inductance (Le) - 0.55 mH
• Moving Mass - Diaphragm (Mmd) - 23.8 g
• Compliance (Cms) - 0.28 mm/N
• Mechanical Resistance (Rms) - 1.1 Kg/s
• Reference Efficiency (Eta Zero) - 0.84 %
• Efficiency Bandwidth Product (EBP) - 153

Shipping Information

• Net Weight: 2.1 kg (4.6lb)
• Shipping Weight: 2.5 kg (5.5lb)
• 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