10″ / 254 mm
Nominal diameter
35 Hz
Resonance
0.51
Q factor
88 dB
Sensitivity
± 7 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
7.95
Electrical quality factor
QES
0.54
Total quality factor
QTS
0.51
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
276
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
7.5
Ω
Inductance (1kHz, in series)
LE
3.47
mH
VC Diameter
51
mm
Former material
Aluminum
Magnet
Force factor (in series)
Bl
16.6
N/A
Motor constant
Bl/√RE
6.06
N/√W
Weight
1.13
kg
Diaphragm
Effective diameter
224
mm
Effective area
SD
394
cm²
Moving mass
MMS
90.7
g
Moving mass (without air load)
MMD
85.4
g
Suspensions
Stiffness
KMS
4.39
N/mm
Compliance
CMS
228
µm/N
Equivalent volume to the compliance
VAS
50.2
L
Mechanical resistance
RMS
2.51
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
227
mm
Mounting depth
112
mm
Volume occupied by the driver (estimated)
1.5
L
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SpeakerbenchSimilar subwoofers to Rockford Fosgate RM110D4B
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Rockford Fosgate RM110D42 x 4 Ω
10″Subwoofer
fS
35 Hz
SD
394 cm²
QTS
0.51
xmax
7.0 mm
SPL1W
88 dB
Bl/√RE
6.06
Pmax
400 W
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12″Subwoofer
fS
33 Hz
SD
552 cm²
33 - 450 Hz
QTS
0.57
xmax
8.5 mm
SPL1W
87 dB
Bl/√RE
7.92
Pmax
800 W
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PowerBass XL-1240D2 x 4 Ω
12″Subwoofer
fS
33 Hz
SD
552 cm²
33 - 450 Hz
QTS
0.57
xmax
8.5 mm
SPL1W
87 dB
Bl/√RE
7.57
Pmax
800 W