EASTECH FSI523070-7414
Woofer
7″ / 178 mm
Nominal diameter
72 Hz
Resonance
0.5
Q factor
89 dB
Sensitivity
± 2 mm
Linear excursion
60 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.6
- dB
- Resonance frequency (free air)
- fS
- 72.0
- Hz
- Mechanical quality factor
- QMS
- 5.93
- Electrical quality factor
- QES
- 0.54
- Total quality factor
- QTS
- 0.50
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 32
- cm³
- Power handling
- P
- 30
- W
- Program power
- Pmax
- 60
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.5
- Ω
- Inductance (1kHz)
- LE
- 0.59
- mH
- VC Diameter
- 31
- mm
- Winding height
- HVC
- 10
- mm
- Winding material
- EISVW
- Former material
- Aluminum
- Force factor
- Bl
- 8.73
- N/A
- Motor constant
- Bl/√RE
- 4.64
- N/√W
- Air gap height
- HAG
- 6
- mm
- Material
- Ferrite
- Effective diameter
- 143
- mm
- Effective area
- SD
- 161
- cm²
- Moving mass
- MMS
- 25.7
- g
- Moving mass (without air load)
- MMD
- 24.2
- g
- Material
- Paper
- Stiffness
- KMS
- 5.32
- N/mm
- Compliance
- CMS
- 188
- µm/N
- Equivalent volume to the compliance
- VAS
- 6.86
- L
- Mechanical resistance
- RMS
- 1.971
- N·s/m
- Surround material
- Red Foam
- Nominal diameter
- 7
- ″
- 178
- mm
- Volume occupied by the driver (estimated)
- 0.69
- L
- Net weight
- 1.698
- kg
- Frame material
- Steel