STX W.18.220.8.MCX
8Ω
Woofer
| Nominal diameter | 8″ / 180 mm |
| Resonance | 39 Hz |
| Q factor | 0.30 |
| Sensitivity | 88.3 dB |
| Linear excursion | ± 6 mm |
| Program power | 220 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.3dB
- Frequency response 40 - 8000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 39Hz
- Mechanical quality factor QMS 1.70
- Electrical quality factor QES 0.37
- Total quality factor QTS 0.30
Large signal parameters
- Maximum linear excursion (one way) xmax 6mm
- Maximum excursion before damage xlim 15mm
- Air volume displaced at xmax VD 80cm³
- Power handling P 110W
- Program power Pmax 220W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.0Ω
- Inductance (1kHz) LE 0.28mH
- VC Diameter 35mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor Bl 7.6N/A
- Motor constant Bl/√RE 3.1N/√W
- Material Ferrite
Diaphragm
- Effective diameter 130mm
- Effective area SD 133cm²
- Moving mass (including air load) MMS 14.5g
- Moving mass MMD 13.3g
- Material Modified cellulose
Suspensions
- Stiffness KMS 0.87N/mm
- Compliance CMS 1150µm/N
- Equivalent volume to the compliance VAS 29L
- Mechanical resistance RMS 2.09N·s/m
Dimensions
- Nominal diameter 8″
- 180mm
- Overall diameter 182mm
- Baffle cutout diameter 150mm
- Overall depth 88mm
- Volume occupied by the driver (estimated) 0.66L
- Net weight 1.9kg
- 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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