Dayton Audio Classic DC130B-8
4Ω
8Ω
Woofer
Nominal diameter | 5.25″ / 145 mm |
Resonance | 52.5 Hz |
Q factor | 0.38 |
Sensitivity | 87.1 dB |
Linear excursion | ± 2.5 mm |
Program Power | 80 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.1dB
- Frequency response 50 - 5000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 52.5Hz
- Mechanical quality factor QMS 1.85
- Electrical quality factor QES 0.48
- Total quality factor QTS 0.38
Large signal parameters
- Maximum linear excursion xmax 2.5mm
- Air volume displaced at xmax VD 23cm³
- Power handling P 40W
- Program power Pmax 80W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.7Ω
- Inductance (1kHz) LE 0.77mH
- VC Diameter 25.4mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor Bl 5.94N/A
- Motor constant Bl/√RE 2.49N/√W
- Weight 0.312kg
- Material Ferrite
Diaphragm
- Effective diameter 108mm
- Effective area SD 91.6cm²
- Moving mass MMS 9.1g
- Moving mass (without air load) MMD 8.4g
- Material Paper
Suspensions
- Stiffness KMS 0.99N/mm
- Compliance CMS 1010µm/N
- Equivalent volume to the compliance VAS 12.4L
- Mechanical resistance RMS 1.62N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 5.25″
- 145mm
- Overall diameter 145mm
- Baffle cutout diameter 120mm
- Overall depth 68mm
- Volume occupied by the driver (estimated) 0.32L
- Frame material Steel
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