Ground Zero IRIDIUM GZIW 165
4Ω
Subwoofer
| Nominal diameter | 6.5″ / 165 mm |
| Resonance | 41 Hz |
| Q factor | 0.41 |
| Sensitivity | 83.9 dB |
| Linear excursion | ± 10 mm |
| Program Power | 200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 83.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 41Hz
- Mechanical quality factor QMS 10.70
- Electrical quality factor QES 0.43
- Total quality factor QTS 0.41
Large signal parameters
- Maximum linear excursion (one way) xmax 10mm
- Air volume displaced at xmax VD 133cm³
- Power handling P 100W
- Program power Pmax 200W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.6Ω
- Inductance (1kHz) LE 1.59mH
- VC Diameter 38mm
- Winding material Copper
Magnet
- Force factor Bl 9.46N/A
- Motor constant Bl/√RE 4.99N/√W
Diaphragm
- Effective diameter 130mm
- Effective area SD 133cm²
- Moving mass MMS 40.4g
- Moving mass (without air load) MMD 39.2g
- Material HQPP
Suspensions
- Stiffness KMS 2.76N/mm
- Compliance CMS 363µm/N
- Equivalent volume to the compliance VAS 9.1L
- Mechanical resistance RMS 0.97N·s/m
- Surround material Rubber
- Spider material Polycot
Dimensions
- Nominal diameter 6.5″
- 165mm
- Overall diameter 168mm
- Baffle cutout diameter 147mm
- Mounting depth 79mm
- Volume occupied by the driver (estimated) 0.52L
- Frame material Steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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