EASTECH FSA510525-2400
4Ω
Full-range
| Nominal diameter | 2.5″ / 64 mm |
| Resonance | 238 Hz |
| Q factor | 1.01 |
| Sensitivity | 86.7 dB |
| Linear excursion | ± 0.5 mm |
| Program Power | 6 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.7dB
Thiele & Small parameters
- Resonance frequency (free air) fS 238Hz
- Mechanical quality factor QMS 8.76
- Electrical quality factor QES 1.14
- Total quality factor QTS 1.01
Large signal parameters
- Maximum linear excursion xmax 0.5mm
- Air volume displaced at xmax VD 1.1cm³
- Power handling P 3W
- Program power Pmax 6W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.5Ω
- Inductance (1kHz) LE 0.096mH
- VC Diameter 20.3mm
- Winding height HVC 4.9mm
- Winding material Copper Clad Aluminium
- Former material Kapton
Magnet
- Force factor Bl 2.95N/A
- Motor constant Bl/√RE 1.58N/√W
- Air gap height HAG 4mm
- Material Neodymium
Diaphragm
- Effective diameter 55mm
- Effective area SD 23.8cm²
- Moving mass MMS 1.89g
- Moving mass (without air load) MMD 1.8g
- Material Paper
Suspensions
- Stiffness KMS 4.24N/mm
- Compliance CMS 236µm/N
- Equivalent volume to the compliance VAS 0.188L
- Mechanical resistance RMS 0.323N·s/m
- Surround material Cloth
Dimensions
- Nominal diameter 2.5″
- 64mm
- Net weight 0.089kg
- Frame material Steel
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