Skar Audio VD-8 D2
2x2Ω
2x4ΩShallow Subwoofer
8″ / 216 mm
Nominal diameter
45 Hz
Resonance
0.49
Q factor
83 dB
Sensitivity
± 10.25 mm
Linear excursion
600 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.2
- dB
- Resonance frequency (free air)
- fS
- 45.1
- Hz
- Mechanical quality factor
- QMS
- 4.24
- Electrical quality factor
- QES
- 0.56
- Total quality factor
- QTS
- 0.49
- Maximum linear excursion
- xmax
- 10.25
- mm
- Air volume displaced at xmax
- VD
- 390
- cm³
- Power handling
- P
- 400
- W
- Program power
- Pmax
- 600
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 3.6
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 1.67
- mH
- VC Diameter
- 51
- mm
- Winding material
- Copper
- Force factor (in series)
- Bl
- 23.4
- N/A
- Motor constant
- Bl/√RE
- 12.3
- N/√W
- Diameter
- 133
- mm
- Effective diameter
- 220
- mm
- Effective area
- SD
- 380
- cm²
- Moving mass
- MMS
- 311.3
- g
- Moving mass (without air load)
- MMD
- 307.1
- g
- Material
- Pressed Paper
- Stiffness
- KMS
- 25.0
- N/mm
- Compliance
- CMS
- 40
- µm/N
- Equivalent volume to the compliance
- VAS
- 8.2
- L
- Mechanical resistance
- RMS
- 20.81
- N·s/m
- Surround material
- Foam
- Nominal diameter
- 8
- ″
- 216
- mm
- Overall diameter
- 216
- mm
- Baffle cutout diameter
- 187
- mm
- Overall depth
- 126
- mm
- Flange thickness
- 24
- mm
- Mounting depth
- 102
- mm
- Volume occupied by the driver (estimated)
- 1.2
- L