- 4-inch, fiberglass inside/outside copper voice coil
- 1000W continuous program power handling
- 101 dB Sensitivity
- 60 Hz – 2 kHz Frequency range
- M-roll damped surround
- Corrugated straight damped cone
Very high efficiency and low distortion are special features of this mid-bass transducers. Special treatment are applied to cone surface and surround for optimum dampening.
- General specifications
- Nominal Diameter: 12 inch / 305 mm
- Rated Impedance: 8 ohm
- Program Power: 1000 W
- Power handling capacity: 500 W
- Sensitivity: 101.0 dB
- Frequency range: 60 – 2000 Hz
- Effective piston diameter: 260 mm / 10.24 inch
- Max. Excursion Before Damage: 48 mm / 1.89 inch
- Minimim Impedance: 7.6 ohm
- Voice Coil Diameter: 4.0 inch / 102 mm
- Voice Coil Winding Material: Copper
- Voice Coil Length: 11 mm / 0.43 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): 44 Hz
- DC resistance (Re): 5.60 ohm
- Mechanical factor: 4.30 Qms
- Electrical factor (Qes): 0.14 Qes
- Total factor: 0.13 Qts
- BL factor (BL): 25.00 T x m
- Effective moving mass (Mms): 55.0 g
- Equivalent Cas air loaded (Vas): 98.0 liters
- Effettive piston area (Sd): 0.050 m2
- Max. linear excursion (Xmax): 3.0 mm
- Voice coil inductance @ 1kHz (Le1k): 1.00 mH
- Half-space efficency (Eff): 5.75%
- Mounting Information
- Overall diameter: 312 mm / 12.28 inches
- Bolt circle diameter: 293-296 mm / 11.54-11.65 inch
- Bolt hole diameter: 7 mm / 0.28 inch
- Front mount baffle cut-out: 285 mm / 11.22 inch
- Rear mount baffle cut-out: 283 mm / 11.14 inch
- Volume occupied by the driver: 2.8 liters / 0.11 ft3
- Standard compliance
- CE marking: Yes
- Physical specifications
- Color: Black
- Size
- Weight: 10.45 kg / 23.04 lbs
- Height: 115 mm / 4.53 inches
- Diameter: 312 mm / 12.28 inches
- Shipping informations
- Package Width: 360 mm / 14.17 inches
- Package Weight: 11.4 kg / 25.13 lbs
- Package Height: 180 mm / 7.09 inches
- Package Depth: 355 mm / 13.98 inches
