HiFonics COLOSSUS CX15D2
2x2Ω
Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 34 Hz |
| Q factor | 0.39 |
| Sensitivity | 89.3 dB |
| Linear excursion | ± 17.5 mm |
| Program Power | 9000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.3dB
Thiele & Small parameters
- Resonance frequency (free air) fS 34Hz
- Mechanical quality factor QMS 5.35
- Electrical quality factor QES 0.42
- Total quality factor QTS 0.39
Large signal parameters
- Maximum linear excursion (one way) xmax 17.5mm
- Maximum excursion before damage xlim 25mm
- Air volume displaced at xmax VD 1477cm³
- Power handling P 4500W
- Program power Pmax 9000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series) LE 2.5mH
- VC Diameter 100mm
- Winding height HVC 50mm
- Former material BASV
Magnet
- Force factor (in series) Bl 27.4N/A
- Motor constant Bl/√RE 13.7N/√W
- Diameter 220mm
- Height 60mm
- Weight 8.08kg
Diaphragm
- Effective diameter 328mm
- Effective area SD 844cm²
- Moving mass MMS 370g
- Moving mass (without air load) MMD 353g
- Material Non-pressed Paper Cone
Suspensions
- Stiffness KMS 17.2N/mm
- Compliance CMS 58µm/N
- Equivalent volume to the compliance VAS 59L
- Mechanical resistance RMS 14.8N·s/m
- Surround material Foam
- Spider material Nomex
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 395mm
- Baffle cutout diameter 358mm
- Mounting depth 260mm
- Volume occupied by the driver (estimated) 12L
- Net weight 25.5kg
- 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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