STX W.38.800.4.MC
4Ω
8ΩSubwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 27 Hz |
| Q factor | 0.22 |
| Sensitivity | 94.1 dB |
| Linear excursion | ± 8 mm |
| Program power | 800 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.1dB
- Frequency response 30 - 1000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 27Hz
- Mechanical quality factor QMS 4.37
- Electrical quality factor QES 0.23
- Total quality factor QTS 0.22
Large signal parameters
- Maximum linear excursion (one way) xmax 8mm
- Maximum excursion before damage xlim 26mm
- Air volume displaced at xmax VD 684cm³
- Power handling P 500W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.0Ω
- Inductance (1kHz) LE 2.45mH
- VC Diameter 75mm
- Winding material Copper
- Former material Aluminium
Magnet
- Force factor Bl 17N/A
- Motor constant Bl/√RE 9.81N/√W
- Material Ferrite
Diaphragm
- Effective diameter 330mm
- Effective area SD 855cm²
- Moving mass (including air load) MMS 140g
- Moving mass MMD 123g
- Material Modified cellulose
Suspensions
- Stiffness KMS 3.7N/mm
- Compliance CMS 270µm/N
- Equivalent volume to the compliance VAS 272L
- Mechanical resistance RMS 5.43N·s/m
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 388mm
- Baffle cutout diameter 362mm
- Overall depth 183mm
- Volume occupied by the driver (estimated) 3.8L
- Net weight 6.5kg
- Frame material Aluminium
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Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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