EASTECH FSB52B002-C802
Woofer
12″ / 305 mm
Nominal diameter
48 Hz
Resonance
0.44
Q factor
95 dB
Sensitivity
± 4.7 mm
Linear excursion
400 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 95.4
- dB
- Resonance frequency (free air)
- fS
- 48.0
- Hz
- Mechanical quality factor
- QMS
- 3.63
- Electrical quality factor
- QES
- 0.51
- Total quality factor
- QTS
- 0.44
- Maximum linear excursion
- xmax
- 4.7
- mm
- Air volume displaced at xmax
- VD
- 259
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.8
- Ω
- Inductance (1kHz)
- LE
- 0.54
- mH
- VC Diameter
- 50
- mm
- Winding height
- HVC
- 17.4
- mm
- Winding material
- PESVW
- Former material
- Kapton
- Force factor
- Bl
- 12.87
- N/A
- Motor constant
- Bl/√RE
- 5.35
- N/√W
- Air gap height
- HAG
- 8
- mm
- Material
- Ferrite
- Effective diameter
- 265
- mm
- Effective area
- SD
- 552
- cm²
- Moving mass
- MMS
- 47.2
- g
- Moving mass (without air load)
- MMD
- 38.3
- g
- Material
- Paper
- Stiffness
- KMS
- 4.35
- N/mm
- Compliance
- CMS
- 230
- µm/N
- Equivalent volume to the compliance
- VAS
- 98.9
- L
- Mechanical resistance
- RMS
- 3.946
- N·s/m
- Surround material
- Cloth
- Nominal diameter
- 12
- ″
- 305
- mm
- Volume occupied by the driver (estimated)
- 1.6
- L
- Net weight
- 3.732
- kg
- Frame material
- Steel