10″ / 254 mm
Nominal diameter
28 Hz
Resonance
0.56
Q factor
82 dB
Sensitivity
± 15.9 mm
Linear excursion
1000 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Available on (affiliate link)
Amazon.com
$$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
82.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
28.0
Hz
Mechanical quality factor
QMS
5.00
Electrical quality factor
QES
0.63
Total quality factor
QTS
0.56
Large signal parameters
Maximum linear excursion
xmax
15.9
mm
Air volume displaced at xmax
VD
572
cm³
Power handling
P
500
W
Program power
Pmax
1000
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series)
LE
7.0
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
19.8
N/A
Motor constant
Bl/√RE
7.83
N/√W
Weight
2.3
kg
Diaphragm
Effective diameter
214
mm
Effective area
SD
360
cm²
Moving mass
MMS
219.8
g
Moving mass (without air load)
MMD
215
g
Suspensions
Stiffness
KMS
6.8
N/mm
Compliance
CMS
147
µm/N
Equivalent volume to the compliance
VAS
27
L
Mechanical resistance
RMS
7.73
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
232
mm
Mounting depth
157
mm
Volume occupied by the driver
1.98
L
Similar subwoofers to Rockford Fosgate P3D4-10
10″Subwoofer
fS
27 Hz
SD
360 cm²
QTS
0.49
xmax
15.2 mm
SPL1W
82 dB
Bl/√RE
8.66
Pmax
1000 W
10″Subwoofer
fS
27 Hz
SD
349 cm²
QTS
0.50
xmax
17.0 mm
SPL1W
83 dB
Bl/√RE
7.83
Pmax
1200 W
10″Subwoofer
fS
30 Hz
SD
370 cm²
QTS
0.52
xmax
9.0 mm
SPL1W
83 dB
Bl/√RE
6.25
Pmax
500 W