Specifications
- Nominal Diameter: 314mm. 12in
- Nominal Impedance: 8 ohm
- Power Rating: 1200W RMS
- Sensitivity (1w/1m): 95dB +/- 3dB
- Frequency range: 49 - 3.5KHz
- Voice Coil Diameter: 99.3mm
- Voice Coil Length: 17mm
- Air gap Height: 8mm
- Magnet Dimension:220mm x 25mm
Thiele & Small Parameters
- Resonant Frequency, FS: 49Hz
- D.C. Voice Coil Resistance, Re: 6.2 ohm
- Mechanical Quality factor, Qms: 21.85
- Electrical Quality Factor, Qes: 0.33
- Total Quality Factor, Qts: 0.33
- Equivalent air Volume to Cms, Vas: 51.76L
- Mechanical Compliance, Cms: 131uM/N
- Mechanical Resistance, Rms: 1.10kg/s
- BL Factor, BI:21.11N/A
- Effective Surface Area, Sd: 53.1m M
- Linear Excursion, Xmax:3.5mm
Materials
- Basket: Die Cast Aluminium
- Cone and Dust Cap: Paper
- Surround: Treated Cloth
- Voice Coil Wire: CCAW
- Voice Coil Bobbin: B Kapton
- Magnet: Ferrite
Mounting Information:
- Overall Diameter: 313mm
- Bolt Circle Diameter: 295mm
- Baffle Cutout Diameter: 285mm
- Depth:140mm
- Net Weight:10.5Kg