STX W.30.300.8.MC
4Ω
8Ω
Mid Bass
| Nominal diameter | 12″ / 300 mm |
| Resonance | 34 Hz |
| Q factor | 0.59 |
| Sensitivity | 89.8 dB |
| Linear excursion | ± 4.5 mm |
| Program power | 300 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.8dB
- Frequency response 50 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 34Hz
- Mechanical quality factor QMS 3.11
- Electrical quality factor QES 0.72
- Total quality factor QTS 0.59
Large signal parameters
- Maximum linear excursion (one way) xmax 4.5mm
- Maximum excursion before damage xlim 12.5mm
- Air volume displaced at xmax VD 221cm³
- Power handling P 150W
- Program power Pmax 300W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.1Ω
- Inductance (1kHz) LE 0.72mH
- VC Diameter 50mm
- Winding material Copper
- Former material Aluminium
Magnet
- Force factor Bl 9.1N/A
- Motor constant Bl/√RE 4.03N/√W
- Material Ferrite
Diaphragm
- Effective diameter 250mm
- Effective area SD 491cm²
- Moving mass (including air load) MMS 56g
- Moving mass MMD 48.2g
- Material Modified cellulose
Suspensions
- Stiffness KMS 2.44N/mm
- Compliance CMS 410µm/N
- Equivalent volume to the compliance VAS 136L
- Mechanical resistance RMS 3.85N·s/m
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 305mm
- Baffle cutout diameter 283mm
- Overall depth 128mm
- Volume occupied by the driver (estimated) 1.4L
- Net weight 2.5kg
- 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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