STX W.25.400.2x4.MC
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 10″ / 250 mm |
| Resonance | 32 Hz |
| Q factor | 0.33 |
| Sensitivity | 86.9 dB |
| Linear excursion | ± 7.5 mm |
| Program power | 400 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.9dB
- Frequency response 30 - 500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 32Hz
- Mechanical quality factor QMS 3.00
- Electrical quality factor QES 0.37
- Total quality factor QTS 0.33
Large signal parameters
- Maximum linear excursion (one way) xmax 7.5mm
- Maximum excursion before damage xlim 18mm
- Air volume displaced at xmax VD 236cm³
- Power handling P 300W
- Program power Pmax 400W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 5.6Ω
- Inductance (1kHz, in series) LE 3.15mH
- VC Diameter 50mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor (in series) Bl 17N/A
- Motor constant Bl/√RE 7.18N/√W
- Material Ferrite
Diaphragm
- Effective diameter 200mm
- Effective area SD 315cm²
- Moving mass (including air load) MMS 93g
- Moving mass MMD 88.8g
- Material Modified cellulose
Suspensions
- Stiffness KMS 4N/mm
- Compliance CMS 250µm/N
- Equivalent volume to the compliance VAS 35L
- Mechanical resistance RMS 6.23N·s/m
Dimensions
- Nominal diameter 10″
- 250mm
- Overall diameter 256mm
- Baffle cutout diameter 234mm
- Overall depth 116mm
- Volume occupied by the driver (estimated) 1.5L
- Net weight 3.8kg
- Frame material Steel
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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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