DS18 EXL-X8.2D
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 8″ / 218 mm |
| Resonance | 70 Hz |
| Q factor | 0.99 |
| Sensitivity | 82.3 dB |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.3dB
- Frequency response 38 - 1000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 70Hz
- Mechanical quality factor QMS 6.85
- Electrical quality factor QES 0.99
- Total quality factor QTS 0.99
Large signal parameters
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 6.3Ω
- Inductance (1kHz, in series) LE 4.48mH
- VC Diameter 63.5mm
- Winding material SV
- Former material Black Aluminum
Magnet
- Force factor (in series) Bl 21.4N/A
- Motor constant Bl/√RE 8.53N/√W
- Diameter 155mm
- Weight 3.685kg
- Material Ferrite
Diaphragm
- Effective diameter 157mm
- Effective area SD 194cm²
- Moving mass MMS 163g
- Moving mass (without air load) MMD 161g
- Material Non Pressed Paper+ Glass Fiber
Suspensions
- Stiffness KMS 40N/mm
- Compliance CMS 25µm/N
- Equivalent volume to the compliance VAS 2.5L
- Mechanical resistance RMS 10.5N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 8″
- 218mm
- Overall diameter 218mm
- Baffle cutout diameter 187mm
- Overall depth 168mm
- Flange thickness 28mm
- Mounting depth 140mm
- Volume occupied by the driver (estimated) 1.9L
- Frame material Aluminium
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Export this driver to a simulation software:
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