Rockford Fosgate T1D210
Subwoofer
10″ / 254 mm
Nominal diameter
35 Hz
Resonance
0.54
Q factor
83 dB
Sensitivity
± 16 mm
Linear excursion
1200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
82.5
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
34.5
Hz
Mechanical quality factor
QMS
6.00
Electrical quality factor
QES
0.59
Total quality factor
QTS
0.54
Large signal parameters
Maximum linear excursion
xmax
16.0
mm
Air volume displaced at xmax
VD
552
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.3
Ω
Inductance (1kHz, in series)
LE
1.8
mH
VC Diameter
76
mm
Magnet
Force factor (in series)
Bl
16.7
N/A
Motor constant
Bl/√RE
9.26
N/√W
Weight
2.83
kg
Diaphragm
Effective diameter
210
mm
Effective area
SD
345
cm²
Moving mass
MMS
233.9
g
Moving mass (without air load)
MMD
229.3
g
Suspensions
Stiffness
KMS
10.99
N/mm
Compliance
CMS
91
µm/N
Equivalent volume to the compliance
VAS
15.4
L
Mechanical resistance
RMS
8.45
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
230
mm
Mounting depth
162
mm
Volume occupied by the driver
2.21
L
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Cerwin Vega ST104D2 x 4 Ω
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fS
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SD
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QTS
0.52
xmax
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SPL1W
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Bl/√RE
8.0
Pmax
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