Rockford Fosgate P2D2-15
Subwoofer
15″ / 381 mm
Nominal diameter
20 Hz
Resonance
0.62
Q factor
86 dB
Sensitivity
± 13.3 mm
Linear excursion
800 W
Program Power
- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.2
- dB
- Resonance frequency (free air)
- fS
- 20.0
- Hz
- Mechanical quality factor
- QMS
- 6.40
- Electrical quality factor
- QES
- 0.69
- Total quality factor
- QTS
- 0.62
- Maximum linear excursion
- xmax
- 13.3
- mm
- Air volume displaced at xmax
- VD
- 1189
- cm³
- Power handling
- P
- 400
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 3.3
- Ω
- Inductance (1kHz, in series)
- LE
- 3.4
- mH
- VC Diameter
- 57
- mm
- Force factor (in series)
- Bl
- 14.0
- N/A
- Motor constant
- Bl/√RE
- 7.71
- N/√W
- Weight
- 2.06
- kg
- Effective diameter
- 337
- mm
- Effective area
- SD
- 894
- cm²
- Moving mass
- MMS
- 326.4
- g
- Moving mass (without air load)
- MMD
- 308.5
- g
- Stiffness
- KMS
- 5.16
- N/mm
- Compliance
- CMS
- 194
- µm/N
- Equivalent volume to the compliance
- VAS
- 220
- L
- Mechanical resistance
- RMS
- 6.41
- N·s/m
- Nominal diameter
- 15
- ″
- 381
- mm
- Baffle cutout diameter
- 353
- mm
- Mounting depth
- 187
- mm
- Volume occupied by the driver
- 3.79
- L