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
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
Discard
Apply

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
86.2
dB

Thiele & Small parameters

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

Large signal parameters

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

Voice Coil

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

Magnet

Force factor (in series)
Bl
14.0
N/A
Motor constant
Bl/√RE
7.71
N/√W
Weight
2.06
kg

Diaphragm

Effective diameter
337
mm
Effective area
SD
894
cm²
Moving mass
MMS
326.4
g
Moving mass (without air load)
MMD
308.5
g

Suspensions

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

Dimensions

Nominal diameter
15
381
mm
Baffle cutout diameter
353
mm
Mounting depth
187
mm
Volume occupied by the driver
3.79
L

Export this driver to a simulation software:

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