- 4-inch, fiberglass inside/outside copper voice coil
- 1200W continuous program power handling
- 99 dB Sensitivity
- 40 Hz – 2 kHz Frequency range
- M-roll damped surround
- Exponential damped cone
- Copper ring
Very high efficiency and good linearity are distinctive features of this mid-bass woofer. Kapton forme voice coil, polycotton suspensions and treated cone guarantee the very high power handling of this transducer.
- General specifications
- Nominal Diameter: 15 inch / 381 mm
- Rated Impedance: 8 ohm
- Program Power: 1200 W
- Power handling capacity: 600 W
- Sensitivity: 99.0 dB
- Frequency range: 40 – 2000 Hz
- Effective piston diameter: 325 mm / 12.8 inch
- Max. Excursion Before Damage: 44 mm / 1.73 inch
- Minimim Impedance: 7.9 ohm
- Voice Coil Diameter: 4.0 inch / 102 mm
- Voice Coil Winding Material: Copper
- Voice Coil Length: 16 mm / 0.63 inch
- Number of layers: 2
- Kind of layers: inside/outside
- Top Plate Thickness: 9 mm / 0.35 inch
- Cone Design: Curved
- Surround Material: Polycotton
- Surround Design: M-roll
- Magnets: Ceramic
- Spider: Single
- Thiele – small parameters
- Resonance frequency (Fs): 35 Hz
- DC resistance (Re): 6.60 ohm
- Mechanical factor: 8.60 Qms
- Electrical factor (Qes): 0.25 Qes
- Total factor: 0.24 Qts
- BL factor (BL): 23.00 T x m
- Effective moving mass (Mms): 91.0 g
- Equivalent Cas air loaded (Vas): 227.0 liters
- Effettive piston area (Sd): 0.080 m2
- Max. linear excursion (Xmax): 6.0 mm
- Voice coil inductance @ 1kHz (Le1k): 1.00 mH
- Half-space efficency (Eff): 3.75%
- Mounting Information
- Overall diameter: 387 mm / 15.24 inches
- Bolt circle diameter: 371 mm / 14.61 inch
- Bolt hole diameter: 7 mm / 0.28 inch
- Front mount baffle cut-out: 358 mm / 14.09 inch
- Rear mount baffle cut-out: 362 mm / 14.25 inch
- Volume occupied by the driver: 3.8 liters / 0.15 ft3
- Standard compliance
- CE marking: Yes
- Size
- Weight: 11 kg / 24.25 lbs
- Height: 133 mm / 5.24 inches
- Diameter: 387 mm / 15.24 inches
- Shipping informations
- Package Width: 435 mm / 17.13 inches
- Package Weight: 12.5 kg / 27.56 lbs
- Package Height: 205 mm / 8.07 inches
- Package Depth: 435 mm / 17.13 inches
