Skar Audio VD-12 D2
2x2Ω
2x4ΩShallow Subwoofer
12″ / 320 mm
Nominal diameter
35 Hz
Resonance
0.55
Q factor
87 dB
Sensitivity
± 11 mm
Linear excursion
800 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.8
- dB
- Resonance frequency (free air)
- fS
- 35.3
- Hz
- Mechanical quality factor
- QMS
- 4.42
- Electrical quality factor
- QES
- 0.62
- Total quality factor
- QTS
- 0.55
- Maximum linear excursion
- xmax
- 11.0
- mm
- Air volume displaced at xmax
- VD
- 556
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 4.0
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 1.27
- mH
- VC Diameter
- 51
- mm
- Winding material
- Copper
- Force factor (in series)
- Bl
- 15.6
- N/A
- Motor constant
- Bl/√RE
- 7.8
- N/√W
- Diameter
- 152
- mm
- Effective diameter
- 254
- mm
- Effective area
- SD
- 506
- cm²
- Moving mass
- MMS
- 169.4
- g
- Moving mass (without air load)
- MMD
- 161
- g
- Material
- Pressed Paper
- Stiffness
- KMS
- 8.33
- N/mm
- Compliance
- CMS
- 120
- µm/N
- Equivalent volume to the compliance
- VAS
- 43.5
- L
- Mechanical resistance
- RMS
- 8.5
- N·s/m
- Surround material
- Foam
- Nominal diameter
- 12
- ″
- 320
- mm
- Overall diameter
- 320
- mm
- Baffle cutout diameter
- 287
- mm
- Overall depth
- 151
- mm
- Flange thickness
- 25
- mm
- Mounting depth
- 126
- mm
- Volume occupied by the driver (estimated)
- 2.7
- L