Goldwood GW-15PC/4
4Ω
8ΩSubwoofer
| Nominal diameter | 15″ / 387 mm |
| Resonance | 33.3 Hz |
| Q factor | 0.43 |
| Sensitivity | 91.3 dB |
| Linear excursion | ± 6 mm |
| Program Power | 550 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 91.3dB
- Frequency response 25 - 2100Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 33.3Hz
- Mechanical quality factor QMS 3.40
- Electrical quality factor QES 0.49
- Total quality factor QTS 0.43
Large signal parameters
- Maximum linear excursion (one way) xmax 6mm
- Air volume displaced at xmax VD 494cm³
- Power handling P 275W
- Program power Pmax 550W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.7Ω
- Inductance (1kHz) LE 2.4mH
- VC Diameter 50.8mm
- Winding material Aluminum
Magnet
- Force factor Bl 16.6N/A
- Motor constant Bl/√RE 8.63N/√W
- Weight 2.126kg
Diaphragm
- Effective diameter 324mm
- Effective area SD 824cm²
- Moving mass MMS 173g
- Moving mass (without air load) MMD 157g
- Material Poly-Mica
Suspensions
- Stiffness KMS 7.61N/mm
- Compliance CMS 131µm/N
- Equivalent volume to the compliance VAS 125L
- Mechanical resistance RMS 10.7N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 15″
- 387mm
- Overall diameter 387mm
- Baffle cutout diameter 349mm
- Mounting depth 140mm
- Volume occupied by the driver (estimated) 1L
- Net weight 2.495kg
- Frame material Die Cast Aluminum
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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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