ESX QXP124
4Ω
Shallow Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 26 Hz |
| Q factor | 0.55 |
| Sensitivity | 84.3 dB |
| Linear excursion | ± 14.5 mm |
| Program power | 1000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.3dB
Thiele & Small parameters
- Resonance frequency (free air) fS 26Hz
- Mechanical quality factor QMS 8.26
- Electrical quality factor QES 0.59
- Total quality factor QTS 0.55
Large signal parameters
- Maximum linear excursion (one way) xmax 14.5mm
- Maximum excursion before damage xlim 20mm
- Air volume displaced at xmax VD 800cm³
- Power handling P 500W
- Program power Pmax 1000W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.3Ω
- Inductance (1kHz) LE 3.1mH
- VC Diameter 38.8mm
- Winding height HVC 36mm
- Former material TIL (Glass-Fibre)
Magnet
- Force factor Bl 16.7N/A
- Motor constant Bl/√RE 9.2N/√W
- Diameter 156mm
- Height 40mm
- Weight 3.175kg
Diaphragm
- Effective diameter 265mm
- Effective area SD 552cm²
- Moving mass (including air load) MMS 305g
- Moving mass MMD 296g
- Material Polypropylene
Suspensions
- Stiffness KMS 8.2N/mm
- Compliance CMS 122µm/N
- Equivalent volume to the compliance VAS 52.2L
- Mechanical resistance RMS 6.04N·s/m
- Surround material Rubber
- Spider material Single Dupont
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 325mm
- Baffle cutout diameter 286mm
- Mounting depth 89mm
- Volume occupied by the driver (estimated) 3.9L
- Net weight 8.8kg
- Frame material Aluminium
Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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