SF-15TW800
15" Low Frequency Driver, 800 Watts
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15inch Low Frequency speaker with excellent bass and mid-bass response
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Attractive Diamond-Cut design with ventilated voice coil gap for minimum power compression
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Silicon based Dual Spider damping control
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Aluminum demodulating ring for low distortion
The SF-15TW800 is a high performance low frequency transducer which is designed for use as a low bass or subwoofer component in either highly compact reflex, bandpass or horn loaded configurations. It provides clean, linear frequency reproduction at high power levels, as part of a compact high power fullrange system.
Ideal for: Cinema Screen, live sound events and for use in professional high power full range speaker systems.
4.0 inch
Voice Coil
96.0 dB
Sensitivity
800 Watts
Power
8 Ω
Impedance
Additional Info
General Specifications
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| Nominal Diameter | : 15.0 inches |
| Nominal Power Handling | : 800 Watts |
| Continous Power Handling | : 1600 Watts |
| Voice Coil Size | : 4.0” / 99.3 mm |
| Winding Type | : Inside - Outside |
| Winding Material | : Copper |
| Chassis Material | : Diecast Aluminium |
| Cone Surround | : Triple Roll |
| Spider | : Dual Silicon Spider |
Technical Specifications
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| Nominal Impedance | : 8 Ω |
| Minimum Impedance | : 6.7 Ω |
| Frequency | : 40 Hz ~ 1.5 kHz |
| Magnet Size | : 220 * 110 * 25 mm |
| Magnet Type | : Ferrite |
| Magnet Grade | : Y35 |
| Sensitivity | : 96.0 dB |
| Flux Density | : 1.15 T |
Thiele - Small Parameters
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| Resonance Frequency (Fs) | : 39 Hz |
| DC Resistance (Re) | : 5.3 Ω |
| Electrical Factor | : 0.33 Qes |
| Mechanical Factor | : 4.4 Qms |
| Total Factor | : 0.31 Qts |
| Equivalent Cas Air Loaded (Vas) | : 96.0 dm³ (3.39 ft³) |
| Effective Piston Area (Sd) | : 855 cm² (132.5 in²) |
| Voice coil Inductance @ 1kHz (Le) | : 2.2 mH |
| Reference Effiiency (η₀) | : 1.6 % |
| Max. Linear Excursion (Xmax) | : ± 12.0 mm |
| Usable Escues (Xvar) | : ± 13.5 mm |
| Effective Moving Mass (Mms) | : 181.0 g |
| BI Factor (BI) | : 26.4 T x m |
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 | : 191 mm (7.52 in) |
| Flange & Gasket Thickness | : 14.0 mm (0.55 in) |
| Flange Height | : 14 mm (0.55 in) |
| Net Weight | : 12.5 kg |
| Shipping Weight | : 14.0 kg |
