Fane International Professional Series speaker model Colossus 18B-600, 18" chassis and 600 watt power rating. | Resonant Frequency fs | 29 Hz | | D.C Resistance Re | 5.8 Ω | | Qts | 0.236 | | Qes | 0.245 | | Qms | 6.75 | | Mms (grams) | 148 | | Cms (micros per Newton) | 203 | | BL Product | 25.25 Tesla metres | | Vas | 354 litres | | Reference Effiency no | 3.41% | | Piston Area Sd | 0.112 m2 | | Xmax | 7.2 mm |
| Nominal Chassis Diameter | 18 inch/457 mm | | Impedance | 8 Ω¹ | | Power Handling | 600 (A.E.S)² | | Maximum Output Continuous/Peak | 121/127 dB | | Power Compression at Rated Power | 4.6 dB | | Usable Frequency Range (-6 dB) | 30 Hz-1 kHz | | Average Sensitivity (in above range) 1 W/1 m | 98 dB | | Resonance | 30 Hz | | Moving Mass inc. Air Load | 148 grams | | BL Product (Newtons/amp) | 25.2 | | Minimum Impedance (Zmin) | 7 Ω | | Effective Piston Diameter | 14.84 inch/377 mm | | Flux Density | 1.04 Tesla | | Magnetic Gap Depth | 0.43 inch/11 mm | | Coil Winding Height | 0.87 inch/22 mm | | Voice Coil Length | 115 feet/35 m | | Magnet Weight | 120 oz/3.4 kg | | Maximum Cone Displacement | 0.70 inch/18 mm | | Peak Displacement Volume of Cone, Vd | 1.61 litres | | Voice Coil Diameter | 4.0 inch/102 mm | | Overall Diameter | 19.1"/485 mm | | Width Across Flats | 18"/457 mm | | Flange Thickness | 0.465"/11.8 mm | | Baffle Hole Diameter, Front Mount | 16.53"/420 mm | | Baffle Hole Diameter, Rear Mount | 16.33"/414 mm | | Gasket Supplied | Front and Rear | | Fixing Holes | 8 x 0.275 diam on 18.425 PCD | | | 8 x 7 diam on 468 PCD | | Depth | 8.18"/208 mm | | Weight | 29.92 lb/13.6 kg | | Recommended Enclosure Volume | 4.41-14.12 cu ft/125-400 litres | | Volume Displaced by Driver | 0.269 cu ft/7.6 litres | | Shipping Weight | 34.32 lb/15.6 kg | | Packing Carton Dimensions | 485 x 485 x 276 mm |
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