PowerBass PS-12
Subwoofer
12″ / 305 mm
Nominal diameter
32 Hz
Resonance
0.51
Q factor
89 dB
Sensitivity
± 8 mm
Linear excursion
500 W
Program Power
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.7
- dB
- Frequency response
- 32 - 450
- Hz
- Resonance frequency (free air)
- fS
- 32.4
- Hz
- Mechanical quality factor
- QMS
- 7.42
- Electrical quality factor
- QES
- 0.55
- Total quality factor
- QTS
- 0.51
- Maximum linear excursion
- xmax
- 8.0
- mm
- Air volume displaced at xmax
- VD
- 412
- cm³
- Power handling
- P
- 250
- W
- Program power
- Pmax
- 500
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.1
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.76
- mH
- VC Diameter
- 51
- mm
- Force factor
- Bl
- 11.32
- N/A
- Motor constant
- Bl/√RE
- 6.43
- N/√W
- Weight
- 1.13
- kg
- Effective diameter
- 256
- mm
- Effective area
- SD
- 515
- cm²
- Moving mass
- MMS
- 111.4
- g
- Moving mass (without air load)
- MMD
- 103.2
- g
- Material
- DDC coated paper cone
- Stiffness
- KMS
- 4.61
- N/mm
- Compliance
- CMS
- 217
- µm/N
- Equivalent volume to the compliance
- VAS
- 81.6
- L
- Mechanical resistance
- RMS
- 3.06
- N·s/m
- Nominal diameter
- 12
- ″
- 305
- mm
- Baffle cutout diameter
- 279
- mm
- Mounting depth
- 137
- mm
- Volume occupied by the driver (estimated)
- 2.4
- L