SB Acoustics SB29NRX75-6
Woofer
10″ / 254 mm
Nominal diameter
21 Hz
Resonance
0.35
Q factor
86 dB
Sensitivity
± 11 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.7
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
21.0
Hz
Mechanical quality factor
QMS
5.70
Electrical quality factor
QES
0.38
Total quality factor
QTS
0.35
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
4.2
Ω
Inductance (1kHz)
LE
1.8
mH
VC Diameter
76
mm
Winding height
HVC
28
mm
Magnet
Flux density
B
0.9
T
Force factor
Bl
10.7
N/A
Motor constant
Bl/√RE
5.22
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
78
g
Moving mass (without air load)
MMD
73.9
g
Suspensions
Stiffness
KMS
1.35
N/mm
Compliance
CMS
740
µm/N
Equivalent volume to the compliance
VAS
102
L
Mechanical resistance
RMS
1.8
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Volume occupied by the driver (estimated)
2.3
L
Net weight
5.3
kg
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SpeakerbenchSimilar subwoofers to SB Acoustics SB29NRX75-6
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10″Subwoofer
fS
21 Hz
SD
352 cm²
QTS
0.31
xmax
12.5 mm
SPL1W
86 dB
Bl/√RE
6.51
Pmax
200 W
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10″Subwoofer
fS
21 Hz
SD
352 cm²
QTS
0.31
xmax
12.5 mm
SPL1W
86 dB
Bl/√RE
6.51
Pmax
350 W