HELIX IK S8
2x2Ω
Shallow subwoofer
| Nominal diameter | 8″ / 200 mm |
| Resonance | 43 Hz |
| Q factor | 0.51 |
| Sensitivity | 84.1 dB |
| Linear excursion | ± 6 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 43Hz
- Mechanical quality factor QMS 4.79
- Electrical quality factor QES 0.57
- Total quality factor QTS 0.51
Large signal parameters
- Maximum linear excursion xmax 6mm
- Air volume displaced at xmax VD 133cm³
- Power handling P 300W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.6Ω
- Inductance (1kHz, in series, estimated) LE 1.5mH
- VC Diameter 50.8mm
- Winding height HVC 19mm
Magnet
- Force factor (in series) Bl 11.9N/A
- Motor constant Bl/√RE 6.27N/√W
Diaphragm
- Effective diameter 168mm
- Effective area SD 222cm²
- Moving mass MMS 82g
- Moving mass (without air load) MMD 79.5g
Suspensions
- Stiffness KMS 6.25N/mm
- Compliance CMS 160µm/N
- Equivalent volume to the compliance VAS 11L
- Mechanical resistance RMS 4.7N·s/m
Dimensions
- Nominal diameter 8″
- 200mm
- Overall diameter 213mm
- Baffle cutout diameter 180mm
- Mounting depth 80mm
- Volume occupied by the driver (estimated) 0.96L
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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