EASTECH FSB523070-7402
Woofer
7″ / 178 mm
Nominal diameter
66 Hz
Resonance
0.81
Q factor
89 dB
Sensitivity
± 2.15 mm
Linear excursion
60 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.8
- dB
- Resonance frequency (free air)
- fS
- 65.7
- Hz
- Mechanical quality factor
- QMS
- 16.20
- Electrical quality factor
- QES
- 0.85
- Total quality factor
- QTS
- 0.81
- Maximum linear excursion
- xmax
- 2.15
- mm
- Air volume displaced at xmax
- VD
- 35
- cm³
- Power handling
- P
- 5
- W
- Program power
- Pmax
- 60
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.6
- Ω
- Inductance (1kHz)
- LE
- 0.35
- mH
- VC Diameter
- 25
- mm
- Winding height
- HVC
- 9.3
- mm
- Winding material
- PESVW
- Former material
- Polyimide
- Force factor
- Bl
- 5.2
- N/A
- Motor constant
- Bl/√RE
- 2.74
- N/√W
- Air gap height
- HAG
- 5
- mm
- Material
- Ferrite
- Effective diameter
- 144
- mm
- Effective area
- SD
- 163
- cm²
- Moving mass
- MMS
- 15.4
- g
- Moving mass (without air load)
- MMD
- 13.9
- g
- Material
- Paper
- Stiffness
- KMS
- 2.63
- N/mm
- Compliance
- CMS
- 380
- µm/N
- Equivalent volume to the compliance
- VAS
- 14.2
- L
- Mechanical resistance
- RMS
- 0.39
- N·s/m
- Surround material
- Cloth
- Nominal diameter
- 7
- ″
- 178
- mm
- Volume occupied by the driver (estimated)
- 0.44
- L
- Net weight
- 1.1
- kg
- Frame material
- Steel