2 18 in. Speaker - 650 W RMS - 41 HZ to 2.40 KHZ - 8 OHM

Description

• Great tools at a great price

Nominal Basket Diameter: 18", 457.2mm. Nominal Impedance: 8 ohms. Power Rating. Watts: 650W. Music Program: 1300W. Resonance: 28Hz. Usable Frequency Range: 41Hz - 2.4kHz. Sensitivity: 99dB. Gap Height: 0.37", 9.53mm. Voice Coil Diameter: 3", 76.2mm. Thiele and Small Parameters:. Resonant Frequency (fs): 28Hz. DC Resistance (Re): 6.29. Coil Inductance (Le): 1.9mH. Mechanical Q (Qms): 8.28. Electromagnetic Q (Qes): 0.3. Total Q (Qts): 0.29. Compliance Equivalent Volume (Vas): 441.2 liters / 15.6 cu.ft. Peak Diaphragm Displacement Volume (Vd): 695cc. Mechanical Compliance of Suspension (Cms): 0.24mm/N. BL Product (BL): 22.1 T-M. Diaphragm Mass Inc. Airload (MMs): 130 grams. Efficiency Bandwidth Product (EBP): 93. Maximum Linear Excursion (Xmax): 6.1mm. Surface Area of Cone (Sd): 1140 cm2. Maximum Mechanical Limit (Xlim): 18mm. Mounting Information:. Recommended Enclosure Volume. Sealed: N/a. Vented: 93-212 liters / 3.3-7.5 cu.ft. Driver Volume Displaced: 403.9 cu.in. / 6.62 liters. Overall Diameter: 18", 457.2mm. Baffle Hole Diameter: 16.56", 420.5mm. Front Sealing Gasket: Fitted as standard. Rear Sealing Gasket: Fitted as standard. Mounting Holes Diameter: 0.28", 7.1mm. Mounting Holes B.C.D.: 17.25", 438.2mm. Depth: 8.15", 207mm. 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.

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