Rockford Fosgate P3SD2-10
Shallow Subwoofer
10″ / 254 mm
Nominal diameter
40 Hz
Resonance
0.64
Q factor
84 dB
Sensitivity
± 8.4 mm
Linear excursion
600 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.8
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
6.20
Electrical quality factor
QES
0.71
Total quality factor
QTS
0.64
Large signal parameters
Maximum linear excursion
xmax
8.4
mm
Air volume displaced at xmax
VD
280
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.4
Ω
Inductance (1kHz, in series)
LE
2.8
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
14.5
N/A
Motor constant
Bl/√RE
7.86
N/√W
Weight
0.04
kg
Diaphragm
Effective diameter
206
mm
Effective area
SD
333
cm²
Moving mass
MMS
174
g
Moving mass (without air load)
MMD
169.6
g
Suspensions
Stiffness
KMS
10.99
N/mm
Compliance
CMS
91
µm/N
Equivalent volume to the compliance
VAS
14.3
L
Mechanical resistance
RMS
7.05
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
230
mm
Mounting depth
89
mm
Volume occupied by the driver
2.1
L
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