Fountek FW323 4ohm
Subwoofer
12″ / 323 mm
Nominal diameter
30 Hz
Resonance
0.45
Q factor
86 dB
Sensitivity
± 17 mm
Linear excursion
700 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.7
- dB
- Frequency response
- 30 - 2000
- Hz
- Resonance frequency (free air)
- fS
- 30.0
- Hz
- Mechanical quality factor
- QMS
- 2.37
- Electrical quality factor
- QES
- 0.56
- Total quality factor
- QTS
- 0.45
- Maximum linear excursion
- xmax
- 17.0
- mm
- Air volume displaced at xmax
- VD
- 835
- cm³
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.4
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.16
- mH
- VC Diameter
- 75
- mm
- Winding height
- HVC
- 42
- mm
- Winding material
- Copper
- Former material
- Black Aluminum
- Flux density
- B
- 1.0
- T
- Force factor
- Bl
- 14.94
- N/A
- Motor constant
- Bl/√RE
- 8.1
- N/√W
- Air gap height
- HAG
- 8
- mm
- Material
- Ferrite
- Effective diameter
- 250
- mm
- Effective area
- SD
- 491
- cm²
- Moving mass
- MMS
- 190.6
- g
- Moving mass (without air load)
- MMD
- 182.5
- g
- Stiffness
- KMS
- 6.67
- N/mm
- Compliance
- CMS
- 150
- µm/N
- Equivalent volume to the compliance
- VAS
- 51.4
- L
- Mechanical resistance
- RMS
- 15.16
- N·s/m
- Nominal diameter
- 12
- ″
- 323
- mm
- Overall diameter
- 317
- mm
- Overall depth
- 152
- mm
- Volume occupied by the driver (estimated)
- 3.3
- L
- Net weight
- 7.75
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
Closed Box Simulator·
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Speakerbench.jpg.webp)
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