SB Acoustics SB42FHCL75-6
Subwoofer
15″ / 381 mm
Nominal diameter
18 Hz
Resonance
0.31
Q factor
91 dB
Sensitivity
± 11.5 mm
Linear excursion
600 W
Program Power
.png)
.png)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
18.4
Hz
Mechanical quality factor
QMS
7.40
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.31
Large signal parameters
Maximum linear excursion
xmax
11.5
mm
Air volume displaced at xmax
VD
978
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
6
Ω
DC resistance
RE
4.6
Ω
Inductance (1kHz)
LE
2.1
mH
VC Diameter
76
mm
Winding height
HVC
31
mm
Magnet
Flux density
B
1.1
T
Force factor
Bl
16.7
N/A
Motor constant
Bl/√RE
7.79
N/√W
Air gap height
HAG
8
mm
Weight
3.6
kg
Diaphragm
Effective diameter
329
mm
Effective area
SD
850
cm²
Moving mass
MMS
166
g
Moving mass (without air load)
MMD
149
g
Suspensions
Stiffness
KMS
2.22
N/mm
Compliance
CMS
450
µm/N
Equivalent volume to the compliance
VAS
462
L
Mechanical resistance
RMS
2.6
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Volume occupied by the driver (estimated)
4.6
L
Net weight
10.2
kg
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to SB Acoustics SB42FHCL75-6
.jpg.webp)
15″Woofer
fS
19 Hz
SD
835 cm²
20 - 1500 Hz
QTS
0.30
xmax
4.4 mm
SPL1W
90 dB
Bl/√RE
8.06
Pmax
200 W
.jpg.webp)
MONACOR SPH-450TC2 x 4 Ω
18″Subwoofer
fS
20 Hz
SD
1250 cm²
20 - 1500 Hz
QTS
0.25
xmax
12.9 mm
SPL1W
93 dB
Bl/√RE
12
Pmax
1000 W
.png.webp)
15″Subwoofer
fS
21 Hz
SD
855 cm²
QTS
0.26
xmax
14.0 mm
SPL1W
95 dB
Bl/√RE
7.88
Pmax
1000 W