SB Acoustics SB29SWNRX-S75-6
Subwoofer
10″ / 254 mm
Nominal diameter
20 Hz
Resonance
0.29
Q factor
84 dB
Sensitivity
± 11 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.0
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
20.0
Hz
Mechanical quality factor
QMS
4.50
Electrical quality factor
QES
0.31
Total quality factor
QTS
0.29
Large signal parameters
Maximum linear excursion
xmax
11.0
mm
Air volume displaced at xmax
VD
343
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
6
Ω
DC resistance
RE
4.5
Ω
Inductance (1kHz)
LE
3.0
mH
VC Diameter
76
mm
Winding height
HVC
28.5
mm
Magnet
Flux density
B
0.63
T
Force factor
Bl
15.4
N/A
Motor constant
Bl/√RE
7.26
N/√W
Air gap height
HAG
6
mm
Weight
2.1
kg
Diaphragm
Effective diameter
199
mm
Effective area
SD
312
cm²
Moving mass
MMS
132
g
Moving mass (without air load)
MMD
127.9
g
Suspensions
Stiffness
KMS
2.08
N/mm
Compliance
CMS
480
µm/N
Equivalent volume to the compliance
VAS
66
L
Mechanical resistance
RMS
3.7
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Volume occupied by the driver (estimated)
2.3
L
Net weight
5.38
kg
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SD
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QTS
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xmax
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SPL1W
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Bl/√RE
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SD
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20 - 1000 Hz
QTS
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xmax
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SPL1W
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