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This standard Dayton Audio DCS380-4 subwoofer is ideal as a replacement for an HS subwoofer of the same size or for creating a subwoofer.
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Subwoofer 4Ω ⌀38.1cm 250W RMS

The DCS380-4 is a standard subwoofer speaker that will be suitable for most systems, replacing an HS subwoofer of the same size or simply for creating a new subwoofer. For maximum versatility, this speaker has been designed to be suitable for both bass reflex and closed speakers. The very robust diaphragm and the large suspensions ensure a high linear excursion for excellent performance in low frequencies.
| Specifications | |
|---|---|
| Speaker type | Subwoofer |
| Nominal diameter | 38.1cm (15") |
| Diaphragm material | Paper cone |
| Magnet material | Ferrite |
| Voice coil wire material | Copper |
| Overall outside diameter | 385mm |
| Depth | 186mm |
| Power handling | RMS : 250W MAX : 500W |
| Impedance | 4Ω |
| Sensitivity | 93.6dB @ 2.83V/1m |
| Frequency response | 20Hz - 500Hz |
| DC Resistance (Re) | 2.9Ω |
| Voice coil inductance (Le) | 2.31mH @ 1kHz |
| Resonant frequency (Fs) | 21.5Hz |
| Mechanical Q (Qms) | 3.79 |
| Electromagnetic Q (Qes) | 0.49 |
| Total Q (Qts) | 0.44 |
| Diaphragm Mass Inc. Airload (Mms) | 190g |
| Mechanical compliance of suspension (Cms) | 0.29 mm/N |
| Surface area of cone (Sd) | 819.4cm² |
| Volume of displacement (Vd) | 688.3cm² |
| Maximum linear excursion (Xmax) | 8.4mm |

| Sealed Volume | 108.74 Litres |
| Sealed F3 | 40 Hz |
| Vented Volume | 361.61 Litres |
| Vented F3 | 21 Hz |