Rockford Fosgate T3-BMW-SUB

Subwoofer

8″ / 203 mm
Nominal diameter
38 Hz
Resonance
0.49
Q factor
87 dB
Sensitivity
± 7 mm
Linear excursion
300 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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
87.0
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
2.26
Electrical quality factor
QES
0.63
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
170
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.7
Ω
Inductance (1kHz)
LE
0.61
mH
VC Diameter
51
mm

Magnet

Force factor
Bl
7.1
N/A
Motor constant
Bl/√RE
3.69
N/√W

Diaphragm

Effective diameter
176
mm
Effective area
SD
243
cm²
Moving mass
MMS
36.2
g
Moving mass (without air load)
MMD
33.6
g

Suspensions

Stiffness
KMS
2.06
N/mm
Compliance
CMS
485
µm/N
Equivalent volume to the compliance
VAS
40.6
L
Mechanical resistance
RMS
3.82
N·s/m

Dimensions

Nominal diameter
8
203
mm
Baffle cutout diameter
195
mm
Mounting depth
31
mm
Volume occupied by the driver (estimated)
0.85
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to Rockford Fosgate T3-BMW-SUB

SICA 8 H 2 CP Woofer
8Woofer
fS
38 Hz
SD
214 cm²
35 - 3000 Hz
QTS
0.48
xmax
6.5 mm
SPL1W
87 dB
Bl/√RE
3.83
Pmax
400 W
Morel PRIMO 104 Subwoofer
10Subwoofer
fS
35 Hz
SD
320 cm²
25 - 900 Hz
QTS
0.43
xmax
8.0 mm
SPL1W
88 dB
Bl/√RE
5.62
Pmax
600 W
Fountek FW222 Mid Bass
8Mid Bass
fS
35 Hz
SD
219 cm²
50 - 3000 Hz
QTS
0.49
xmax
7.0 mm
SPL1W
87 dB
Bl/√RE
3.34
Pmax
150 W