Description
8″ 400 WATTS MIDRANGE SPEAKER – HEAT8
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Technical Specifications
Nominal Basket Diameter 8″, 200 mm Nominal Impedance 8Ω Power Rating 400 Watts Resonance 78 Hz Usable Frequency Range 78Hz-7kHz Sensitivity 91 dB Magnet Weight 30 OZ. Gap Height 0.24″, 6 mm Voice Coil Diameter 1.5″, 38 mm -
Thiele & Small Parameters
Resonant Frequency (fs) 78 Hz DC Resistance (Re) 5.1Ω Coil Inductance (Le) 0.44m H Mechanical Q (Qms) 5.95 Electromagnetic Q (Qes) 0.76 Total Q (Qts) 0.68 Compliance Equivalent Volume (Vas) 14.3 liters / 0.52 cu.ft. Peak Diaphragm Displacement Volume (Vd) 30.4 cc Mechanical Compliance of Suspension (Cms) 0.208 mm/N BL Product (BL) 8.1 T-M Diaphragm Mass Inc. Airload (MMs) 19 grams Efficiency Bandwidth Product (EBP) 105 Maximum Linear Excursion (Xmax) 2 mm Surface Area of Cone (Sd) 216.4 cm2 Maximum Mechanical Limit (Xlim) 6 mm -
Mounting Information
Recommended Enclosure Volume Sealed N/a Vented Acceptable Driver Volume Displaced 0.054 cu.ft. / 1.55 liters Overall Diameter 8.3″, 210mm Baffle Hole Diameter 7.24″, 184 mm Front Sealing Gasket Yes Rear Sealing Gasket Yes Mounting Holes Diameter 0.2*0.34″, 5.2*8.6mm Mounting Holes B.C.D. 7.87″, 200mm Depth 4.01″, 102mm Net Weight 4.86 lbs, 2.2 kg Shipping Weight 5.17 lbs, 2.34 kgs -
Materials of Construction
Coil Construction Copper voice coil Coil Former Polyimide former Magnet Composition Ferrite magnet Core Details Vented core Basket Materials Pressed steel basket Cone Composition Treated paper cone Cone Edge Composition Sealed cloth cone edge Dust Cap Composition Treated paper dust cap
