Dayton Audio PN470-8
8Ω
Woofer
| Nominal diameter | 18″ / 465 mm |
| Resonance | 31.6 Hz |
| Q factor | 0.34 |
| Sensitivity | 94.7 dB |
| Linear excursion | ± 6.5 mm |
| Program power | 1600 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.7dB
- Frequency response 30 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 31.6Hz
- Mechanical quality factor QMS 9.29
- Electrical quality factor QES 0.35
- Total quality factor QTS 0.34
Large signal parameters
- Maximum linear excursion (one way) xmax 6.5mm
- Air volume displaced at xmax VD 791cm³
- Power handling P 800W
- Program power Pmax 1600W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.6Ω
- Inductance (1kHz) LE 2.2mH
- VC Diameter 101.6mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Force factor Bl 25.8N/A
- Motor constant Bl/√RE 10.9N/√W
- Material Neodymium
Diaphragm
- Effective diameter 394mm
- Effective area SD 1217cm²
- Moving mass (including air load) MMS 212g
- Moving mass MMD 182g
- Material Paper / Glass Fiber
Suspensions
- Stiffness KMS 8.33N/mm
- Compliance CMS 120µm/N
- Equivalent volume to the compliance VAS 252L
- Mechanical resistance RMS 4.52N·s/m
- Surround material Cloth
Dimensions
- Nominal diameter 18″
- 465mm
- Overall diameter 465mm
- Baffle cutout diameter 424mm
- Overall depth 206mm
- Volume occupied by the driver (estimated) 6.7L
- Frame material Cast Aluminium
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Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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