Precision Devices PD.1550/2
8Ω
Woofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 46.2 Hz |
| Q factor | 0.29 |
| Sensitivity | 98 dB |
| Linear excursion | ± 8.2 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 98dB
- Frequency response 40 - 1500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 46.2Hz
- Mechanical quality factor QMS 13.87
- Electrical quality factor QES 0.30
- Total quality factor QTS 0.29
Large signal parameters
- Maximum linear excursion xmax 8.2mm
- Air volume displaced at xmax VD 745cm³
- Power handling P 600W
- Program power Pmax 1200W
- Peak power Ppeak 2400W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.6Ω
- Inductance (1kHz) LE 0.78mH
- VC Diameter 101.6mm
- Winding height HVC 22mm
- Winding material Copper
- Former material Glass Fibre
Magnet
- Flux density B 1.5T
- Force factor Bl 26.6N/A
- Motor constant Bl/√RE 10.4N/√W
- Air gap height HAG 10mm
- Diameter 220mm
- Material Ceramic
Diaphragm
- Effective diameter 340mm
- Effective area SD 908cm²
- Moving mass MMS 114g
- Moving mass (without air load) MMD 95g
- Material Paper
Suspensions
- Stiffness KMS 9.15N/mm
- Compliance CMS 109µm/N
- Equivalent volume to the compliance VAS 126L
- Mechanical resistance RMS 2.39N·s/m
- Surround material Fabric
- Spider material Fabric
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 408mm
- Baffle cutout diameter 357mm
- Overall depth 165mm
- Flange thickness 11mm
- Mounting depth 154mm
- Volume occupied by the driver (estimated) 5.6L
- Net weight 12.8kg
- Frame material vented cast aluminium
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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