Dayton Audio Classic DC130B-8
4Ω
8Ω
Woofer
5.25″ / 145 mm
Nominal diameter
53 Hz
Resonance
0.38
Q factor
87 dB
Sensitivity
± 2.5 mm
Linear excursion
80 W
Program Power
- Parts Express
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 87.1
- dB
- Frequency response
- 50 - 5000
- Hz
- Resonance frequency (free air)
- fS
- 52.5
- Hz
- Mechanical quality factor
- QMS
- 1.85
- Electrical quality factor
- QES
- 0.48
- Total quality factor
- QTS
- 0.38
- Maximum linear excursion
- xmax
- 2.5
- mm
- Air volume displaced at xmax
- VD
- 23
- cm³
- Power handling
- P
- 40
- W
- Program power
- Pmax
- 80
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.7
- Ω
- Inductance (1kHz)
- LE
- 0.77
- mH
- VC Diameter
- 25
- mm
- Winding material
- Copper
- Former material
- Aluminum
- Force factor
- Bl
- 5.94
- N/A
- Motor constant
- Bl/√RE
- 2.49
- N/√W
- Weight
- 0.312
- kg
- Material
- Ferrite
- Effective diameter
- 108
- mm
- Effective area
- SD
- 92
- cm²
- Moving mass
- MMS
- 9.1
- g
- Moving mass (without air load)
- MMD
- 8.4
- g
- Material
- Paper
- Stiffness
- KMS
- 0.99
- N/mm
- Compliance
- CMS
- 1010
- µm/N
- Equivalent volume to the compliance
- VAS
- 12.4
- L
- Mechanical resistance
- RMS
- 1.62
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 5.25
- ″
- 145
- mm
- Overall diameter
- 145
- mm
- Baffle cutout diameter
- 120
- mm
- Overall depth
- 68
- mm
- Volume occupied by the driver (estimated)
- 0.32
- L
- Frame material
- Steel