Precision Devices PD.185C001
8Ω
Subwoofer
| Nominal diameter | 18″ / 457 mm |
| Resonance | 32 Hz |
| Q factor | 0.40 |
| Sensitivity | 94.8 dB |
| Linear excursion | ± 10.5 mm |
| Program Power | 2400 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.8dB
- Frequency response 30 - 300Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 32Hz
- Mechanical quality factor QMS 8.42
- Electrical quality factor QES 0.42
- Total quality factor QTS 0.40
Large signal parameters
- Maximum linear excursion (one way) xmax 10.5mm
- Air volume displaced at xmax VD 1220cm³
- Power handling P 1200W
- Program power Pmax 2400W
- Peak power Ppeak 4800W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.9Ω
- Inductance (1kHz) LE 3.8mH
- VC Diameter 127mm
- Winding height HVC 25mm
- Winding material Copper
- Former material Glass Fibre
Magnet
- Flux density B 0.96T
- Force factor Bl 21N/A
- Motor constant Bl/√RE 8.65N/√W
- Air gap height HAG 9mm
- Diameter 220mm
- Material Ceramic
Diaphragm
- Effective diameter 385mm
- Effective area SD 1162cm²
- Moving mass MMS 157g
- Moving mass (without air load) MMD 129g
- Material Paper
Suspensions
- Stiffness KMS 6.35N/mm
- Compliance CMS 157µm/N
- Equivalent volume to the compliance VAS 302L
- Mechanical resistance RMS 3.75N·s/m
- Surround material Fabric
- Spider material Fabric
Dimensions
- Nominal diameter 18″
- 457mm
- Overall diameter 474mm
- Baffle cutout diameter 415mm
- Overall depth 197mm
- Flange thickness 15mm
- Mounting depth 182mm
- Volume occupied by the driver (estimated) 7L
- Net weight 13.0kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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