Wavecor WF223BD02
4Ω
8Ω
Woofer
Nominal diameter | 9″ / 229 mm |
Resonance | 33.1 Hz |
Q factor | 0.46 |
Sensitivity | 87.4 dB |
Linear excursion | ± 6.5 mm |
Program Power | 300 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.4dB
- Frequency response 33 - 2000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 33.1Hz
- Mechanical quality factor QMS 14.30
- Electrical quality factor QES 0.47
- Total quality factor QTS 0.46
Large signal parameters
- Maximum linear excursion xmax 6.5mm
- Air volume displaced at xmax VD 139cm³
- Power handling P 150W
- Program power Pmax 300W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.2Ω
- Inductance (1kHz) LE 0.2mH
- VC Diameter 39mm
- Winding height HVC 18mm
Magnet
- Force factor Bl 9.5N/A
- Motor constant Bl/√RE 3.82N/√W
- Air gap height HAG 5mm
Diaphragm
- Effective diameter 165mm
- Effective area SD 213cm²
- Moving mass MMS 33g
- Moving mass (without air load) MMD 30.5g
Suspensions
- Stiffness KMS 1.43N/mm
- Compliance CMS 700µm/N
- Equivalent volume to the compliance VAS 45L
- Mechanical resistance RMS 0.48N·s/m
Dimensions
- Nominal diameter 9″
- 229mm
- Volume occupied by the driver (estimated) 1L
- Net weight 2.5kg
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