Skar Audio VD-8 D4
2x2Ω
2x4Ω
Shallow Subwoofer
| Nominal diameter | 8″ / 216 mm |
| Resonance | 45.3 Hz |
| Q factor | 0.53 |
| Sensitivity | 85.6 dB |
| Linear excursion | ± 10.3 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.6dB
Thiele & Small parameters
- Resonance frequency (free air) fS 45.3Hz
- Mechanical quality factor QMS 3.85
- Electrical quality factor QES 0.62
- Total quality factor QTS 0.53
Large signal parameters
- Maximum linear excursion (one way) xmax 10.3mm
- Air volume displaced at xmax VD 314cm³
- Power handling P 400W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 5.0Ω
- Inductance (1kHz, in series, estimated) LE 3.84mH
- VC Diameter 50.8mm
- Winding material Copper
Magnet
- Force factor (in series) Bl 30.8N/A
- Motor constant Bl/√RE 9.74N/√W
- Diameter 133mm
Diaphragm
- Effective diameter 198mm
- Effective area SD 307cm²
- Moving mass MMS 206g
- Moving mass (without air load) MMD 202g
- Material Pressed Paper
Suspensions
- Stiffness KMS 16.7N/mm
- Compliance CMS 60µm/N
- Equivalent volume to the compliance VAS 8L
- Mechanical resistance RMS 15.2N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 8″
- 216mm
- Overall diameter 216mm
- Baffle cutout diameter 187mm
- Overall depth 126mm
- Flange thickness 24mm
- Mounting depth 102mm
- Volume occupied by the driver (estimated) 1.2L
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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