Dayton Audio Epique E180HE-44
Subwoofer
8″ / 182 mm
Nominal diameter
35 Hz
Resonance
0.46
Q factor
83 dB
Sensitivity
± 14.7 mm
Linear excursion
400 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.1
- dB
- Frequency response
- 25 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 35.0
- Hz
- Mechanical quality factor
- QMS
- 2.93
- Electrical quality factor
- QES
- 0.54
- Total quality factor
- QTS
- 0.46
- Maximum linear excursion
- xmax
- 14.7
- mm
- Air volume displaced at xmax
- VD
- 200
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 6.8
- Ω
- Inductance (1kHz, in series)
- LE
- 1.5
- mH
- VC Diameter
- 38
- mm
- Winding material
- Copper
- Force factor (in series)
- Bl
- 9.6
- N/A
- Motor constant
- Bl/√RE
- 3.68
- N/√W
- Material
- Ferrite
- Effective diameter
- 132
- mm
- Effective area
- SD
- 136
- cm²
- Moving mass
- MMS
- 32.5
- g
- Moving mass (without air load)
- MMD
- 31.3
- g
- Material
- Carbon Fiber
- Stiffness
- KMS
- 1.64
- N/mm
- Compliance
- CMS
- 610
- µm/N
- Equivalent volume to the compliance
- VAS
- 16.1
- L
- Mechanical resistance
- RMS
- 2.44
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 8
- ″
- 182
- mm
- Overall diameter
- 182
- mm
- Baffle cutout diameter
- 122
- mm
- Overall depth
- 116
- mm
- Volume occupied by the driver (estimated)
- 0.89
- L
- Frame material
- Cast Aluminium