Fountek FW300DV

Subwoofer

12″ / 300 mm
Nominal diameter
39 Hz
Resonance
0.49
Q factor
88 dB
Sensitivity
± 12 mm
Linear excursion
600 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
88.0
dB
Frequency response
39 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
3.03
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
12.0
mm
Air volume displaced at xmax
VD
637
cm³
Power handling
P
300
W
Program power
Pmax
600
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.1
Ω
Inductance (1kHz, estimated)
LE
0.96
mH
VC Diameter
50
mm
Winding height
HVC
32
mm
Winding material
Copper
Former material
Aluminum

Magnet

Flux density
B
1.0
T
Force factor
Bl
14.65
N/A
Motor constant
Bl/√RE
8.32
N/√W
Air gap height
HAG
8
mm
Material
Ferrite

Diaphragm

Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
161.9
g
Moving mass (without air load)
MMD
153.1
g

Suspensions

Stiffness
KMS
10.0
N/mm
Compliance
CMS
100
µm/N
Equivalent volume to the compliance
VAS
39.6
L
Mechanical resistance
RMS
13.08
N·s/m

Dimensions

Nominal diameter
12
300
mm
Overall diameter
314
mm
Overall depth
166
mm
Volume occupied by the driver (estimated)
3.1
L
Net weight
6.6
kg
Fountek FW300DV SPL & Impedance
Fountek FW300DV Dimensions

Export this driver to a simulation software:

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