Skar Audio IX-12 D2
2x2Ω
2x4ΩSubwoofer
12″ / 314 mm
Nominal diameter
35 Hz
Resonance
0.61
Q factor
88 dB
Sensitivity
± 7 mm
Linear excursion
500 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.2
- dB
- Resonance frequency (free air)
- fS
- 35.4
- Hz
- Mechanical quality factor
- QMS
- 6.14
- Electrical quality factor
- QES
- 0.67
- Total quality factor
- QTS
- 0.61
- Maximum linear excursion
- xmax
- 7.0
- mm
- Air volume displaced at xmax
- VD
- 357
- cm³
- Power handling
- P
- 250
- W
- Program power
- Pmax
- 500
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 3.8
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 0.93
- mH
- VC Diameter
- 51
- mm
- Winding material
- Copper
- Force factor (in series)
- Bl
- 11.9
- N/A
- Motor constant
- Bl/√RE
- 6.1
- N/√W
- Diameter
- 140
- mm
- Effective diameter
- 255
- mm
- Effective area
- SD
- 510
- cm²
- Moving mass
- MMS
- 111.7
- g
- Moving mass (without air load)
- MMD
- 103.3
- g
- Material
- Pressed Paper
- Stiffness
- KMS
- 5.53
- N/mm
- Compliance
- CMS
- 181
- µm/N
- Equivalent volume to the compliance
- VAS
- 66.9
- L
- Mechanical resistance
- RMS
- 4.05
- N·s/m
- Surround material
- Foam
- Nominal diameter
- 12
- ″
- 314
- mm
- Overall diameter
- 314
- mm
- Baffle cutout diameter
- 284
- mm
- Overall depth
- 155
- mm
- Flange thickness
- 21
- mm
- Mounting depth
- 134
- mm
- Volume occupied by the driver (estimated)
- 2.7
- L