Recommended for professional audio as a woofer in vented enclosures. Also ideal for horn loading and scoops.
Applications
Subwoofer | Woofer | Pro Audio
Box Type: Vented | Scoop Loading | Horn Loading
Specifications
Download Spec Sheet Download Cab DesignSPECIFICATION | |
Nominal Basket Diameter | 18", 457 mm |
Nominal Impedance* | 8 Ω |
Power Rating* | |
Program Power | 1600 W |
Watts | 800 W |
Resonance | 25 Hz |
Usable Frequency Range | 40 Hz - 0.8 kHz |
Sensitivity* | 97 dB |
Magnet Weight | 109 oz. |
Gap Height | 0.375", 9.5 mm |
Voice Coil Diameter | 4", 102 mm |
THIELE & SMALL PARAMETERS | |
Resonant Frequency (fs) | 25 Hz |
DC Resistance (Re) | 5.2 Ω |
Coil Inductance (Le) | 1.67m H |
Mechanical Q (Qms) | 8.18 |
Electromagnetic Q (Qes) | 0.32 |
Total Q (Qts) | 0.31 |
Compliance Equivalent Volume (Vas) | 548.7 liters / 19.38 cu.ft. |
Peak Diaphragm Displacement Volume (Vd) | 556 cc |
Mechanical Compliance of Suspension (Cms) | 0.29 mm/N |
BL Product (BL) | 18.8 T-M |
Diaphragm Mass Inc. Airload (MMs) | 137 grams |
Efficiency Bandwidth Product (EBP) | 79 |
Maximum Linear Excursion (Xmax) | 4.8 mm |
Surface Area of Cone (Sd) | 1159 cm2 |
Maximum Mechanical Limit (Xlim) | 16 mm |
MOUNTING INFORMATION | |
Recommended Enclosure Volume | |
Sealed | N/a |
Vented | 96-198 liters / 3.4-7 cu.ft. |
Driver Volume Displaced | 0.234 cu.ft. / 6.62 liters |
Overall Diameter | 18", 457.2 mm |
Baffle Hole Diameter | 16.56", 420.6 mm |
Front Sealing Gasket | Yes |
Rear Sealing Gasket | Yes |
Mounting Holes Diameter | 0.28", 7.1mm |
Mounting Holes B.C.D. | 17.25", 438.2mm |
Depth | 8.15", 207 mm |
Net Weight | 25.2 lbs, 11.43 kg |
Shipping Weight | 28.9 lbs, 13.11 kgs |
MATERIALS OF CONSTRUCTION | |
Coil Construction | Copper voice coil |
Coil Former | Polyimide former |
Magnet Composition | Ferrite magnet |
Core Details | Vented and extended core |
Basket Materials | Die-cast aluminum basket |
Cone Composition | Paper cone |
Cone Edge Composition | Cloth cone edge |
Dust Cap Composition | Solid composition paper dust cap |