Ciare NDK8.75W
8Ω
Woofer
| Nominal diameter | 8″ / 200 mm |
| Resonance | 57 Hz |
| Q factor | 0.40 |
| Sensitivity | 89.2 dB |
| Linear excursion | ± 8.5 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.2dB
- Frequency response 45 - 2500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 57Hz
- Mechanical quality factor QMS 4.02
- Electrical quality factor QES 0.44
- Total quality factor QTS 0.40
Large signal parameters
- Maximum linear excursion (one way) xmax 8.5mm
- Air volume displaced at xmax VD 193cm³
- Power handling P 300W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.0Ω
- Inductance (1kHz) LE 0.7mH
- VC Diameter 75mm
- Former material Glass Fiber
Magnet
- Force factor Bl 14.4N/A
- Motor constant Bl/√RE 5.88N/√W
- Air gap height HAG 10mm
- Material Neodymium
Diaphragm
- Effective diameter 170mm
- Effective area SD 227cm²
- Moving mass MMS 42.2g
- Moving mass (without air load) MMD 39.6g
- Material Treated Cellulose
Suspensions
- Stiffness KMS 5.46N/mm
- Compliance CMS 183µm/N
- Equivalent volume to the compliance VAS 12.9L
- Mechanical resistance RMS 3.76N·s/m
- Surround material Double Roll
- Spider material Nomex Fabric
Dimensions
- Nominal diameter 8″
- 200mm
- Overall diameter 224mm
- Baffle cutout diameter 184mm
- Overall depth 111mm
- Flange thickness 8mm
- Mounting depth 103mm
- Volume occupied by the driver (estimated) 1.5L
- Net weight 4.5kg
- Frame material Aluminium
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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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