SF-15MB415
15" Mid-Bass Speaker, 400 Watts
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15inch Mid-Bass speaker with clear distinguished sound
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Designed for use in high power 2-Way speaker systems
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3″ Copper clad Aluminium wire (CCAW) voice with inside-outside winding for excellent low and mid frequency response
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Triple roll paper cone with exponential cone geometry.
Ideal for: 2-Way high power enclosures, Mid-Bass and monitoring applications, Live Sound Events
3.0 inch
Voice Coil
99.9 dB
Sensitivity
400 Watts
Power
8 Ω
Impedance
Additional Info
General Specifications
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| Nominal Diameter | : 15.0 inches |
| Nominal Power Handling | : 400 Watts |
| Continous Power Handling | : 800 Watts |
| Voice Coil Size | : 3.0” / 75.5 mm |
| Winding Type | : Inside-Outside |
| Winding Material | : CCAW |
| Chassis Material | : Diecast Aluminium |
| Cone Surround | : Triple Roll |
| Spider | : Single |
Technical Specifications
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| Nominal Impedance | : 8 Ω |
| Minimum Impedance | : 6.2 Ω |
| Frequency | : 35 Hz ~ 4000 Hz |
| Magnet Size | : 190 * 90 * 20 mm |
| Magnet Type | : Ferrite |
| Magnet Grade | : Y35 |
| Sensitivity | : 99.9 dB |
| Flux Density | : 1.14 T |
Thiele - Small Parameters
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| Resonance Frequency (Fs) | : 43 Hz |
| DC Resistance (Re) | : 5.1 Ω |
| Electrical Factor | : 0.3 Qes |
| Mechanical Factor | : 6.0 Qms |
| Total Factor | : 0.29 Qts |
| Equivalent Cas Air Loaded (Vas) | : 160.0 dm³ (5.65 ft³) |
| Effective Piston Area (Sd) | : 850 cm² (131.75 in²) |
| Voice coil Inductance @ 1kHz (Le) | : 1.35 mH |
| Reference Effiiency (η₀) | : 4.6 % |
| Max. Linear Excursion (Xmax) | : ± 6.5 mm |
| Usable Escues (Xvar) | : ± 8.1 mm |
| Effective Moving Mass (Mms) | : 89.0 g |
| BI Factor (BI) | : 22.5 T x m |
| Efficiency Bandwidth Product (EBP) | : 165 Hz |
Dimensions & Mounting Information
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| Overall Diameter | : 393 mm (15.5 in) |
| Bolt Circle Diameter | : 374 mm (14.7 in) |
| Baffle Cut-Out Diameter | : 354 mm (13.9 in) |
| Depth | : 169 mm (6.65 in) |
| Flange & Gasket Thickness | : 16 mm (0.62 in) |
| Net Weight | : 8.6 kg |
| Shipping Weight | : 10.0 kg |
