Features
- 3400 W continuous program power capacity
- 116 mm (4.5 in) split winding copper voice coil
- 30 - 1000 Hz response
- 97 dB sensitivity
- 60 mm peak-to-peak excursion before damage
- Neodymium magnet allows a very high force factor and linear excursion
- Double silicone spider with optimized compliance
- Ventilated voice coil gap for reduced power compression
- Aluminium demodulating ring for very low distortion
Specifications
- Nominal Diameter530 mm (21.0 in)
- Nominal Impedance8 Ω
- Minimum Impedance6.2 Ω
- Nominal Power Handling11700 W
- Continuous power handling23400 W
- Sensitivity (1W/1m)397.0 dB
- Frequency Range30 - 1000 Hz
- Voice Coil Diameter116 mm (4.5 in)
- Winding MaterialCopper
- Former MaterialGlass Fibre
- Winding Depth34.0 mm (1.34 in)
- Magnetic Gap Depth14.0 mm (0.55 in)
- Flux Density1.15 T
Design
- Surround ShapeTriple Roll
- Cone ShapeRadial
- Magnet MaterialNeodymium Inside Slug
- SpiderDouble Silicone
- Pole DesignT-Pole
- Woofer Cone TreatmentTWP Waterproof Both Sides
- Recommended Enclosure250.0 dm3 (8.83 ft3)
- Recommended Tuning32 Hz
Parameters4
- Resonance Frequency30 Hz
- Re5.4 Ω
- Qes0.39
- Qms10.9
- Qts0.37
- Vas318.0 dm3 (11.23 ft3)
- Sd1680.0 cm2 (260.4 in2)
- η₀2.2 %
- Xmax± 14.0 mm
- Xvar± 16.0 mm
- Mms342.0 g
- Bl30.1 Txm
- Le2.1 mH
- EBP76 Hz
Mounting and Shipping Info
- Overall Diameter547 mm (21.5 in)
- Bolt Circle Diameter527 mm (20.7 in)
- Baffle Cutout Diameter503.0 mm (19.8 in)
- Depth249 mm (9.8 in)
- Flange and Gasket Thickness14 mm (0.53 in)
- Air Volume Occupied by Driver15.0 dm3 (0.53 ft3)
- Net Weight14.0 kg (30.8 lb)
- Shipping Units1
- Shipping Weight16.3 kg (35.94 lb)
- Shipping Box570x570x320 mm (22.44x22.44x12.60 in)
- 2 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated minumum impedance. Loudspeaker in free air.
- Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
- Applied RMS Voltage is set to 2.83 V for 8 ohms Nominal Impedance.
- Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.