Ciare CW255
4Ω
Woofer
Nominal diameter | 10″ / 250 mm |
Resonance | 50 Hz |
Q factor | 0.21 |
Sensitivity | 95.3 dB |
Linear excursion | ± 4.5 mm |
Program Power | 400 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 95.3dB
- Frequency response 45 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 50Hz
- Mechanical quality factor QMS 2.05
- Electrical quality factor QES 0.23
- Total quality factor QTS 0.21
Large signal parameters
- Maximum linear excursion xmax 4.5mm
- Air volume displaced at xmax VD 156cm³
- Power handling P 150W
- Program power Pmax 400W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.3Ω
- Inductance (1kHz) LE 0.59mH
- VC Diameter 50mm
- Former material Aluminium
Magnet
- Force factor Bl 12.9N/A
- Motor constant Bl/√RE 7.1N/√W
- Air gap height HAG 8mm
- Material Ferrite
Diaphragm
- Effective diameter 210mm
- Effective area SD 347cm²
- Moving mass MMS 36g
- Moving mass (without air load) MMD 31.2g
Suspensions
- Stiffness KMS 3.7N/mm
- Compliance CMS 270µm/N
- Equivalent volume to the compliance VAS 46L
- Mechanical resistance RMS 5.52N·s/m
- Surround material Nomex
Dimensions
- Nominal diameter 10″
- 250mm
- Overall diameter 268mm
- Baffle cutout diameter 235mm
- Overall depth 102mm
- Flange thickness 13mm
- Mounting depth 89mm
- Volume occupied by the driver (estimated) 1.3L
- Frame material Aluminium
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