STX W.22.250.8.FCX
8Ω
Low frequency
| Nominal diameter | 8″ / 220 mm |
| Resonance | 28 Hz |
| Q factor | 0.34 |
| Sensitivity | 85.8 dB |
| Linear excursion | ± 6.5 mm |
| Program power | 250 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
Thiele & Small parameters
- Resonance frequency (free air) fS 28Hz
- Mechanical quality factor QMS 3.37
- Electrical quality factor QES 0.38
- Total quality factor QTS 0.34
Large signal parameters
- Maximum linear excursion (one way) xmax 6.5mm
- Maximum excursion before damage xlim 13.5mm
- Air volume displaced at xmax VD 139cm³
- Power handling P 150W
- Program power Pmax 250W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.2Ω
- Inductance (1kHz) LE 1.05mH
- VC Diameter 35mm
- Winding material Copper
- Former material Fiberglass / Aluminum
Magnet
- Force factor Bl 11.1N/A
- Motor constant Bl/√RE 4.87N/√W
- Material Ferrite
Diaphragm
- Effective diameter 165mm
- Effective area SD 214cm²
- Moving mass (including air load) MMS 49g
- Moving mass MMD 46.6g
- Material Carbon fiber
Suspensions
- Stiffness KMS 1.72N/mm
- Compliance CMS 580µm/N
- Equivalent volume to the compliance VAS 36L
- Mechanical resistance RMS 2.56N·s/m
Dimensions
- Nominal diameter 8″
- 220mm
- Overall diameter 221mm
- Baffle cutout diameter 181mm
- Overall depth 113mm
- Volume occupied by the driver (estimated) 0.96L
- Net weight 2.2kg
- 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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