Fountek FW146
Mid Bass
5.5″ / 146 mm
Nominal diameter
50 Hz
Resonance
0.4
Q factor
86 dB
Sensitivity
± 3.6 mm
Linear excursion
70 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.9
- dB
- Frequency response
- 45 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 50.0
- Hz
- Mechanical quality factor
- QMS
- 3.51
- Electrical quality factor
- QES
- 0.46
- Total quality factor
- QTS
- 0.40
- Maximum linear excursion
- xmax
- 3.6
- mm
- Air volume displaced at xmax
- VD
- 28
- cm³
- Power handling
- P
- 35
- W
- Program power
- Pmax
- 70
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.31
- mH
- VC Diameter
- 26
- mm
- Winding height
- HVC
- 13
- mm
- Winding material
- Copper
- Former material
- Black Aluminum
- Flux density
- B
- 1.0
- T
- Force factor
- Bl
- 6.07
- N/A
- Motor constant
- Bl/√RE
- 2.48
- N/√W
- Air gap height
- HAG
- 5.8
- mm
- Material
- Ferrite
- Effective diameter
- 99
- mm
- Effective area
- SD
- 78
- cm²
- Moving mass
- MMS
- 8.9
- g
- Moving mass (without air load)
- MMD
- 8.4
- g
- Stiffness
- KMS
- 0.88
- N/mm
- Compliance
- CMS
- 1142
- µm/N
- Equivalent volume to the compliance
- VAS
- 9.8
- L
- Mechanical resistance
- RMS
- 0.8
- N·s/m
- Nominal diameter
- 5.5
- ″
- 146
- mm
- Overall diameter
- 146
- mm
- Overall depth
- 73
- mm
- Volume occupied by the driver (estimated)
- 0.39
- L
- Net weight
- 1.265
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Speakerbench.jpg.webp)
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