12″ / 300 mm
Nominal diameter
50 Hz
Resonance
0.27
Q factor
96 dB
Sensitivity
± 7 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.9
dB
Frequency response
50 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
50.0
Hz
Mechanical quality factor
QMS
6.32
Electrical quality factor
QES
0.28
Total quality factor
QTS
0.27
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
19.75
mm
Air volume displaced at xmax
VD
378
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz)
LE
0.71
mH
VC Diameter
77
mm
Winding height
HVC
18
mm
Winding material
Aluminium
Former material
Glass Fiber
Magnet
Flux density
B
1.1
T
Force factor
Bl
15.3
N/A
Motor constant
Bl/√RE
8.42
N/√W
Air gap height
HAG
12
mm
Diaphragm
Effective diameter
262
mm
Effective area
SD
540
cm²
Moving mass
MMS
63
g
Moving mass (without air load)
MMD
54.1
g
Suspensions
Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
65.5
L
Mechanical resistance
RMS
3.1
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
316
mm
Baffle cutout diameter
284
mm
Overall depth
156
mm
Flange thickness
13
mm
Mounting depth
143
mm
Volume occupied by the driver
2.4
L
Net weight
4.2
kg
Similar subwoofers to FaitalPRO 12FH520 4Ω
12″Woofer
fS
50 Hz
SD
522 cm²
50 - 2000 Hz
QTS
0.27
xmax
7.0 mm
SPL1W
96 dB
Bl/√RE
7.73
Pmax
800 W
12″Woofer
fS
49 Hz
SD
530 cm²
50 - 3000 Hz
QTS
0.26
xmax
7.0 mm
SPL1W
96 dB
Bl/√RE
8.17
Pmax
1000 W
12″Subwoofer
fS
49 Hz
SD
531 cm²
50 - 4600 Hz
QTS
0.28
xmax
8.0 mm
SPL1W
96 dB
Bl/√RE
7.89
Pmax
1200 W