HiFonics ZEUS EXTREME ZXT18D2
2x2Ω
Subwoofer
| Nominal diameter | 18″ / 460 mm |
| Resonance | 36 Hz |
| Q factor | 0.62 |
| Sensitivity | 89.5 dB |
| Linear excursion | ± 23 mm |
| Program Power | 8000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.5dB
Thiele & Small parameters
- Resonance frequency (free air) fS 36Hz
- Mechanical quality factor QMS 4.29
- Electrical quality factor QES 0.73
- Total quality factor QTS 0.62
Large signal parameters
- Maximum linear excursion (one way) xmax 23mm
- Maximum excursion before damage xlim 30mm
- Air volume displaced at xmax VD 2668cm³
- Power handling P 4000W
- Program power Pmax 8000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series) LE 2.15mH
- VC Diameter 100mm
- Winding height HVC 57.5mm
- Former material BASV
Magnet
- Force factor (in series) Bl 22.9N/A
- Motor constant Bl/√RE 11.5N/√W
- Diameter 220mm
- Height 60mm
- Weight 8.505kg
Diaphragm
- Effective diameter 384mm
- Effective area SD 1160cm²
- Moving mass MMS 423g
- Moving mass (without air load) MMD 395g
- Material Carbon Composite
Suspensions
- Stiffness KMS 21.7N/mm
- Compliance CMS 46µm/N
- Equivalent volume to the compliance VAS 87L
- Mechanical resistance RMS 22.3N·s/m
- Surround material Foam
- Spider material Nomex
Dimensions
- Nominal diameter 18″
- 460mm
- Overall diameter 464mm
- Baffle cutout diameter 428mm
- Mounting depth 278mm
- Volume occupied by the driver (estimated) 7.2L
- Frame material Diecast Aluminium
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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