STX W.30.500.2x4.MC
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 29 Hz |
| Q factor | 0.39 |
| Sensitivity | 87.2 dB |
| Linear excursion | ± 7 mm |
| Program power | 500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
- Frequency response 30 - 500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 29Hz
- Mechanical quality factor QMS 3.20
- Electrical quality factor QES 0.45
- Total quality factor QTS 0.39
Large signal parameters
- Maximum linear excursion (one way) xmax 7mm
- Maximum excursion before damage xlim 19mm
- Air volume displaced at xmax VD 343cm³
- Power handling P 300W
- Program power Pmax 500W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 5.8Ω
- Inductance (1kHz, in series) LE 2.85mH
- VC Diameter 50mm
- Winding material Copper
- Former material Aluminium
Magnet
- Force factor (in series) Bl 19N/A
- Motor constant Bl/√RE 7.89N/√W
- Material Ferrite
Diaphragm
- Effective diameter 250mm
- Effective area SD 490cm²
- Moving mass (including air load) MMS 155g
- Moving mass MMD 147g
- Material Modified cellulose
Suspensions
- Stiffness KMS 5.26N/mm
- Compliance CMS 190µm/N
- Equivalent volume to the compliance VAS 62L
- Mechanical resistance RMS 8.83N·s/m
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 311mm
- Baffle cutout diameter 285mm
- Overall depth 136mm
- Volume occupied by the driver (estimated) 2.3L
- Net weight 5.2kg
- 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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