DS18 IXS12.4D 12 Inch Shallow Subwoofer Owner’s Manual
Dimensions
Specifications
Nominal Diameter . . . . . . . . . . . . . . . . . . . . … . . . . . . . . . . .12”
Nominal Impedance . . . . . . . . . . . . . . . . . . . . . . . . 4 + 4 ohms
RMS Power Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800W
MAX Power Handling . . . . . . . . . . . . . . . . . . . . . . . .. . . 1600W
Sensitivity (1w/1m) . . . . . . . . . . . . . . . . . . . . . .. . . . . . . 85.1 dB
Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . 20-600Hz
Recommended Lo Pass Crossover . . . . . . . . . . . . . . . . . 80 Hz
Motor
VC Diameter . . . . . . . . . . . . . . . . . . . . . . . . . 2.5” / 63.5mm
VC Former Material . . . . . . . . . . . . . . . . . . . . . . Aluminum
Winding Material . . . . . . . . . . . . . . . . . . . . . . . . . . . Copper
Cone Material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Paper
Dust Cap Material . . . . . . . . . . . . . . . . . . .. . . . . . Fiberglass
Surround Material . . . . .. . . . . . . . . . . . . . Stitched Rubber
Basket Material . . . . . . . . . . . . . . . . . . . . . . . . . . .Aluminum
Basket Color . . . . . . . . . . . . . . . . . . . . . . . . Corrugated Black
Magnet Material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ferrite
Magnet Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 Oz
Displacement Volume . . . . . . . . . . . . . . . . . . . . . . . . . . 0.93L
Thiele & Small Parameters
| Equivilant Vol | Vas | 37.345 |
| Excursion (one way) | Xmax | 10.3 mm |
| Free Air Resonance | Fs | 35Hz |
| Mechanical Factor | Qms | 4.034 |
| Electrical Factor | Qes | 0.861 |
| Total Factor | Qts | 0.71 |
| Moving Mass | Mms | 184.02 |
| Compliance | Cms | 104 mm/N |
| Bl Factor | BL | 18.75 |
| VC Inductance | Le | 7.07 mH |
| Diaphragm Area | Sd | 502.73 cm2 |
| Dc Resistance | Re | 7.2 ohms |
| Efficiency Bandwidth Product | EBP | 42.24 |
Measurements
| Overall Diamete | 12.6″ / 320 mm |
| Overall Depth | 4.73″ / 120 mm |
| Front Mount Baffle Cutout | 10.79″ / 274 mm |
| Mouting Depth | 4.33″ / 110 mm |
| Motor Diameter | 6.14″ / 156 mm |
Recommended Box Dimension
| Parameters Box External Dimensions | (WxHxD): 25.59”x13.78”x6.98” |
| Material Thickness | 0.59” / 15 mm |
| Net Internal Volume | 1.00 ft3 |
| Wood Cuts Top-Bottom | (WxH): 25.59”x6.98” |
| Front-Rear | (WxH): 25.59”x12.60” |
| Left-Right | (WxH): 5.80”x12.60” |
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