12″ / 305 mm
Nominal diameter
19 Hz
Resonance
0.33
Q factor
84 dB
Sensitivity
± 15 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.0
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
19.0
Hz
Mechanical quality factor
QMS
8.60
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
15.0
mm
Air volume displaced at xmax
VD
687
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
5.3
mH
VC Diameter
76
mm
Winding height
HVC
38
mm
Magnet
Flux density
B
0.62
T
Force factor
Bl
18.0
N/A
Motor constant
Bl/√RE
9.62
N/√W
Air gap height
HAG
8
mm
Weight
2.4
kg
Diaphragm
Effective diameter
241
mm
Effective area
SD
458
cm²
Moving mass
MMS
266
g
Moving mass (without air load)
MMD
258.7
g
Suspensions
Stiffness
KMS
3.85
N/mm
Compliance
CMS
260
µm/N
Equivalent volume to the compliance
VAS
78.5
L
Mechanical resistance
RMS
3.7
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Volume occupied by the driver (estimated)
3.4
L
Net weight
7.68
kg
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Export this driver to a simulation software:
WinISD
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Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to SB Acoustics SB34SWPL76-4
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Dayton Audio RSS315HO-442 x 4 Ω
12″Subwoofer
fS
22 Hz
SD
507 cm²
20 - 500 Hz
QTS
0.37
xmax
14.0 mm
SPL1W
84 dB
Bl/√RE
10
Pmax
1400 W
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10″Subwoofer
fS
20 Hz
SD
312 cm²
QTS
0.29
xmax
11.0 mm
SPL1W
84 dB
Bl/√RE
7.26
Pmax
400 W
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10″Subwoofer
fS
24 Hz
SD
363 cm²
10 - 900 Hz
QTS
0.37
xmax
12.5 mm
SPL1W
85 dB
Bl/√RE
6.76
Pmax
2000 W