12″ / 318 mm
Nominal diameter
29 Hz
Resonance
0.46
Q factor
87 dB
Sensitivity
± 22.5 mm
Linear excursion
1600 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.7
dB
Frequency response
25 - 500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
29.0
Hz
Mechanical quality factor
QMS
6.10
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.46
Large signal parameters
Maximum linear excursion
xmax
22.5
mm
Air volume displaced at xmax
VD
1130
cm³
Power handling
P
800
W
Program power
Pmax
1600
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
2.13
mH
VC Diameter
65
mm
Winding material
Copper Clad Aluminium
Former material
Glass fiber
Magnet
Force factor (in series)
Bl
21.3
N/A
Motor constant
Bl/√RE
8.42
N/√W
Diaphragm
Effective diameter
253
mm
Effective area
SD
502
cm²
Moving mass
MMS
183
g
Moving mass (without air load)
MMD
174.7
g
Suspensions
Stiffness
KMS
6.67
N/mm
Compliance
CMS
150
µm/N
Equivalent volume to the compliance
VAS
50
L
Mechanical resistance
RMS
5.47
N·s/m
Dimensions
Nominal diameter
12
″
318
mm
Overall diameter
318
mm
Baffle cutout diameter
284
mm
Mounting depth
172
mm
Volume occupied by the driver
4.0
L
Net weight
11.2
kg
Similar subwoofers to Focal SUB 30 KXE
12″Subwoofer
fS
29 Hz
SD
502 cm²
20 - 500 Hz
QTS
0.46
xmax
22.5 mm
SPL1W
87 dB
Bl/√RE
8.42
Pmax
1600 W
12″Subwoofer
fS
30 Hz
SD
491 cm²
29 - 450 Hz
QTS
0.49
xmax
9.5 mm
SPL1W
86 dB
Bl/√RE
7.56
Pmax
750 W
12″Subwoofer
fS
29 Hz
SD
491 cm²
29 - 450 Hz
QTS
0.40
xmax
9.5 mm
SPL1W
87 dB
Bl/√RE
8.08
Pmax
750 W