JL Audio M8IB5-SG-TB
Subwoofer
8″ / 200 mm
Nominal diameter
53 Hz
Resonance
0.78
Q factor
87 dB
Sensitivity
± 14 mm
Linear excursion
400 W
Program Power
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
53.4
Hz
Mechanical quality factor
QMS
11.83
Electrical quality factor
QES
0.83
Total quality factor
QTS
0.78
Large signal parameters
Maximum linear excursion
xmax
14.0
mm
Air volume displaced at xmax
VD
318
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz, estimated)
LE
0.39
mH
Magnet
Force factor
Bl
7.0
N/A
Motor constant
Bl/√RE
4.07
N/√W
Diameter
140
mm
Diaphragm
Effective diameter
170
mm
Effective area
SD
227
cm²
Moving mass
MMS
40.6
g
Moving mass (without air load)
MMD
38
g
Suspensions
Stiffness
KMS
4.57
N/mm
Compliance
CMS
219
µm/N
Equivalent volume to the compliance
VAS
16
L
Mechanical resistance
RMS
1.15
N·s/m
Dimensions
Nominal diameter
8
″
200
mm
Overall diameter
224
mm
Baffle cutout diameter
187
mm
Overall depth
169
mm
Flange thickness
37
mm
Mounting depth
132
mm
Volume occupied by the driver
0.91
L
Net weight
3.094
kg
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to JL Audio M8IB5-SG-TB
.jpg.webp)
Goldwood GW-408D2 x 8 Ω
8″Woofer
fS
51 Hz
SD
206 cm²
44 - 5000 Hz
QTS
0.64
xmax
2.5 mm
SPL1W
88 dB
Bl/√RE
3.45
Pmax
220 W
.jpg.webp)
8″Woofer
fS
52 Hz
SD
201 cm²
35 - 2500 Hz
QTS
0.69
xmax
3.9 mm
SPL1W
87 dB
Bl/√RE
3.23
Pmax
225 W
.jpg.webp)
8″Woofer
fS
52 Hz
SD
206 cm²
45 - 7000 Hz
QTS
0.70
xmax
2.5 mm
SPL1W
87 dB
Bl/√RE
3.08
Pmax
200 W