PowerBass 2XL-1204D
Subwoofer
12″ / 305 mm
Nominal diameter
28 Hz
Resonance
0.4
Q factor
85 dB
Sensitivity
± 13 mm
Linear excursion
900 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.0
- dB
- Frequency response
- 25 - 450
- Hz
- Resonance frequency (free air)
- fS
- 28.0
- Hz
- Mechanical quality factor
- QMS
- 4.89
- Electrical quality factor
- QES
- 0.44
- Total quality factor
- QTS
- 0.40
- Maximum linear excursion
- xmax
- 13.0
- mm
- Air volume displaced at xmax
- VD
- 663
- cm³
- Power handling
- P
- 450
- W
- Program power
- Pmax
- 900
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 6.8
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 2.71
- mH
- VC Diameter
- 64
- mm
- Force factor (in series)
- Bl
- 23.8
- N/A
- Motor constant
- Bl/√RE
- 9.13
- N/√W
- Weight
- 7.94
- kg
- Effective diameter
- 255
- mm
- Effective area
- SD
- 510
- cm²
- Moving mass
- MMS
- 244.6
- g
- Moving mass (without air load)
- MMD
- 236.4
- g
- Material
- IMFPM / PP Matrix
- Stiffness
- KMS
- 6.69
- N/mm
- Compliance
- CMS
- 150
- µm/N
- Equivalent volume to the compliance
- VAS
- 55.4
- L
- Mechanical resistance
- RMS
- 8.8
- N·s/m
- Nominal diameter
- 12
- ″
- 305
- mm
- Baffle cutout diameter
- 280
- mm
- Mounting depth
- 167
- mm
- Volume occupied by the driver (estimated)
- 2.4
- L