15″ / 397 mm
Nominal diameter
32 Hz
Resonance
0.25
Q factor
91 dB
Sensitivity
± 34 mm
Linear excursion
5000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
91.0
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
32.4
Hz
Mechanical quality factor
QMS
6.65
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.25
Large signal parameters
Maximum linear excursion
xmax
34.0
mm
Air volume displaced at xmax
VD
2754
cm³
Power handling
P
2500
W
Program power
Pmax
5000
W
Voice Coil
Nominal impedance
Z
2 x 1
Ω
DC resistance (in series)
RE
1.8
Ω
Inductance (1kHz, in series, estimated)
LE
0.88
mH
Magnet
Force factor (in series)
Bl
21.99
N/A
Motor constant
Bl/√RE
16.4
N/√W
Diaphragm
Effective diameter
321
mm
Effective area
SD
810
cm²
Moving mass
MMS
342
g
Moving mass (without air load)
MMD
325.2
g
Suspensions
Stiffness
KMS
14.14
N/mm
Compliance
CMS
71
µm/N
Equivalent volume to the compliance
VAS
64.9
L
Mechanical resistance
RMS
10.47
N·s/m
Dimensions
Nominal diameter
15
″
397
mm
Overall diameter
397
mm
Baffle cutout diameter
359
mm
Mounting depth
279
mm
Volume occupied by the driver
5.95
L
Export this driver to a simulation software:
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SpeakerbenchSimilar subwoofers to Fi Car Audio SP3 15+ D1
.png.webp)
Fi Car Audio SP3 15+ D22 x 2 Ω
15″Subwoofer
fS
32 Hz
SD
810 cm²
QTS
0.25
xmax
34.0 mm
SPL1W
91 dB
Bl/√RE
16
Pmax
5000 W
.png.webp)
Fi Car Audio TEAM 3 15 D22 x 2 Ω
15″Subwoofer
fS
33 Hz
SD
810 cm²
QTS
0.22
xmax
34.0 mm
SPL1W
92 dB
Bl/√RE
17
Pmax
5000 W
.png.webp)
Fi Car Audio TEAM 3 15 D12 x 1 Ω
15″Subwoofer
fS
33 Hz
SD
810 cm²
QTS
0.22
xmax
34.0 mm
SPL1W
92 dB
Bl/√RE
17
Pmax
5000 W