KICKER L7R 45L7R122

2x2Ω
2x4Ω

Subwoofer

12x12″/ 300x300 mm
Nominal size
29 Hz
Resonance
0.54
Q factor
87 dB
Sensitivity
± 17.5 mm
Linear excursion
1200 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
86.7
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
28.6
Hz
Mechanical quality factor
QMS
7.63
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.54

Large signal parameters

Maximum linear excursion
xmax
17.5
mm
Air volume displaced at xmax
VD
1129
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
3.7
Ω
Inductance (1kHz, in series)
LE
4.4
mH

Magnet

Force factor (in series)
Bl
17.6
N/A
Motor constant
Bl/√RE
9.21
N/√W

Diaphragm

Effective diameter
287
mm
Effective area
SD
645
cm²
Moving mass
MMS
272
g
Moving mass (without air load)
MMD
262
g

Suspensions

Stiffness
KMS
8.82
N/mm
Compliance
CMS
114
µm/N
Equivalent volume to the compliance
VAS
67.2
L
Mechanical resistance
RMS
6.4065
N·s/m

Dimensions

Nominal size
12 x 12
300 x 300
mm
Mounting baffle cutout
281 x 281
mm
Mounting depth
174
mm
Volume occupied by the driver (estimated)
2.3
L
KICKER 45L7R122 Dimensions

Export this driver to a simulation software:

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SD
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