Rockford Fosgate R2SD2-10
Shallow Subwoofer
10″ / 254 mm
Nominal diameter
38 Hz
Resonance
0.68
Q factor
85 dB
Sensitivity
± 8 mm
Linear excursion
400 W
Program Power
- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 84.9
- dB
- Resonance frequency (free air)
- fS
- 38.1
- Hz
- Mechanical quality factor
- QMS
- 8.00
- Electrical quality factor
- QES
- 0.74
- Total quality factor
- QTS
- 0.68
- Maximum linear excursion
- xmax
- 8.0
- mm
- Air volume displaced at xmax
- VD
- 266
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 2 x 2
- Ω
- DC resistance (in series)
- RE
- 3.8
- Ω
- Inductance (1kHz, in series)
- LE
- 4.2
- mH
- VC Diameter
- 51
- mm
- Force factor (in series)
- Bl
- 12.8
- N/A
- Motor constant
- Bl/√RE
- 6.57
- N/√W
- Weight
- 1.28
- kg
- Effective diameter
- 206
- mm
- Effective area
- SD
- 333
- cm²
- Moving mass
- MMS
- 134.2
- g
- Moving mass (without air load)
- MMD
- 129.8
- g
- Stiffness
- KMS
- 7.69
- N/mm
- Compliance
- CMS
- 130
- µm/N
- Equivalent volume to the compliance
- VAS
- 20.4
- L
- Mechanical resistance
- RMS
- 4.02
- N·s/m
- Nominal diameter
- 10
- ″
- 254
- mm
- Baffle cutout diameter
- 232
- mm
- Mounting depth
- 86
- mm
- Volume occupied by the driver
- 1.05
- L