Features
- 38 mm (1.5 in) copper voice coil
- 70 - 6000 Hz response
- 91 dB sensitivity
- Neodymium magnet allows a very light yet powerful motor assembly
- Aluminium demodulating ring allows a very low distortion figure
- 300 W continuous program power capacity
Specifications
- Nominal Diameter170 mm (6.5 in)
- Nominal Impedance4 Ω
- Minimum Impedance3.5 Ω
- Nominal Power Handling1150 W
- Continuous power handling2300 W
- Sensitivity (1W/1m)391.0 dB
- Frequency Range70 - 5000 Hz
- Voice Coil Diameter38 mm (1.5 in)
- Winding MaterialCopper
- Former MaterialKapton
- Winding Depth12.0 mm (0.5 in)
- Magnetic Gap Depth6.0 mm (0.25 in)
- Flux Density1.15 T
Design
- Surround ShapeRoll
- Cone ShapeExponential
- Magnet MaterialNeodymium Ring
- SpiderSingle
- Pole DesignT-Pole
- Woofer Cone TreatmentWP Waterproof Front Side
- Recommended Enclosure9.0 dm3 (0.32 ft3)
- Recommended Tuning62 Hz
Parameters4
- Resonance Frequency69 Hz
- Re3.1 Ω
- Qes0.4
- Qms10.05
- Qts0.39
- Vas7.1 dm3 (0.25 ft3)
- Sd132.0 cm2 (20.5 in2)
- η₀0.55 %
- Xmax± 6.0 mm
- Xvar± 5.5 mm
- Mms18.0 g
- Bl7.8 Txm
- Le0.4 mH
- EBP172 Hz
Mounting and Shipping Info
- Overall Diameter187 mm (7.4 in)
- Bolt Circle Diameter172 mm (6.7 in)
- Baffle Cutout Diameter145.0 mm (5.7 in)
- Depth85 mm (3.3 in)
- Flange and Gasket Thickness11 mm (0.4 in)
- Air Volume Occupied by Driver0.63 dm3 (0.02 ft3)
- Net Weight1.2 kg (2.6 lb)
- Shipping Units1
- Shipping Weight1.4 kg (3.09 lb)
- Shipping Box210x210x125 mm (8.27x8.27x4.92 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 2V for 4 ohm Nominal Impedance
- Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.
