Fane International Professional Series speaker model Colossus 12MB , 12" chassis and 450 watt power rating. | Resonant Frequency fs | 55 Hz | | D.C Resistance Re | 5.5 Ω | | Qts | 0.286 | | Qes | 0.333 | | Qms | 2.05 | | Mms (grams) | 59 | | Cms (microns per Newton) | 142 | | Bl Product | 18.3 Tesla metres | | Vas | 56 litres | | Reference Efficiency no | 2.71% | | Piston Area Sd | 0.053 m2 | | Xmax | 5.5 mm |
| Nominal Chassis Diameter | 12 inch/305 mm | | Impedance | 8 Ω¹ | | Power Handling | 450 (A.E.S)² | | Maximum Output Continuous/Peak | 121/127 dB | | Power Compression at Rated Power | 4 dB | | Usable Frequency Range (-6 dB) | 40 Hz-3.5 kHz | | Average Sensitivity (in above range) 1 W/1m | 98 dB | | Resonance | 55 Hz | | Moving Mass inc. Air Load | 59 grams | | BL Product (Newtons/amp) | 18.3 | | Minimum Impedance (Zmin) | 7 Ω | | Effective Piston Diameter | 10.24 inch/260 mm | | Flux Density | 1.16 Tesla | | Magnetic Gap Depth | 0.35 inch/9 mm | | Coil Winding Height | 0.70 inch/18 mm | | Voice Coil Length | 72 feet/21.8 m | | Magnet Weight | 93 oz/2.65 kg | | Maximum Cone Displacement | 0.70 inch/18 mm | | Peak Displacement Volume of Cone, Vd | 0.58 litres | | Voice Coil Diameter | 3.0 inch/77 mm |
| Overall Diameter | 13"/330.2 mm | | Width Across Flats | 12.19"/309.5 mm | | Flange Thickness | 0.305"/7.8 mm | | Baffle Hole Diameter, Front Mount | 11.03"/281 mm | | Gasket Supplied | Front & Rear | | Fixing Holes | 4 x 0.218" diam on 12.5 PCD | | | 4 x 5.5 mm diam on 317.5 PCD | | Depth | 5.39"/137 mm | | Weight | 17.1 lb/7.8 kg | | Recommended Enclosure Volume | 0.88-2.83 cu ft/25-80 litres | | Volume Displaced by Driver | 0.10 cu ft/2.8 litres | | Shipping Weight | 20.2 lb/9.2 kg | | Packing Carton Dimensions | 340 x 340 x 222 mm |
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Soundlite Equipment Audio Manufacturing