VISATON FRS 7 W - 8 Ohm
8Ω
Full-range
| Nominal diameter | 2.5″ / 65 mm |
| Resonance | 160 Hz |
| Q factor | 0.63 |
| Sensitivity | 87.2 dB |
| Linear excursion | ± 1 mm |
| Program power | 15 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
- Frequency response 120 - 20000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 160Hz
- Mechanical quality factor QMS 2.08
- Electrical quality factor QES 0.91
- Total quality factor QTS 0.63
Large signal parameters
- Maximum linear excursion (one way) xmax 1mm
- Maximum excursion before damage xlim 2.5mm
- Air volume displaced at xmax VD 2.2cm³
- Power handling P 8W
- Program power Pmax 15W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.6Ω
- Inductance (1kHz, estimated) LE 0.14mH
- VC Diameter 14mm
- Winding height HVC 4.5mm
Magnet
- Flux density B 1.1T
- Force factor Bl 2.5N/A
- Motor constant Bl/√RE 0.97N/√W
- Air gap height HAG 2.5mm
Diaphragm
- Effective diameter 53mm
- Effective area SD 22cm²
- Moving mass (including air load) MMS 0.9g
- Moving mass MMD 0.8g
Suspensions
- Stiffness KMS 0.88N/mm
- Compliance CMS 1136µm/N
- Equivalent volume to the compliance VAS 0.78L
- Mechanical resistance RMS 0.43N·s/m
Dimensions
- Nominal diameter 2.5″
- 65mm
- Baffle cutout diameter 61mm
- Net weight 0.22kg
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