Fountek FR88
8Ω
Full-range
| Nominal diameter | 3.5″ / 88 mm |
| Resonance | 105 Hz |
| Q factor | 0.60 |
| Sensitivity | 84.2 dB |
| Linear excursion | ± 1 mm |
| Program Power | 30 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.2dB
- Frequency response 100 - 25000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 105Hz
- Mechanical quality factor QMS 2.57
- Electrical quality factor QES 0.78
- Total quality factor QTS 0.60
Large signal parameters
- Maximum linear excursion (one way) xmax 1mm
- Air volume displaced at xmax VD 2.7cm³
- Power handling P 15W
- Program power Pmax 30W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.3Ω
- Inductance (1kHz) LE 0.045mH
- VC Diameter 25mm
- Winding height HVC 5.2mm
- Winding material Copper Clad Aluminium
- Former material Aluminum
Magnet
- Flux density B 1.03T
- Force factor Bl 3.11N/A
- Motor constant Bl/√RE 1.24N/√W
- Air gap height HAG 3mm
- Material Ferrite
Diaphragm
- Effective diameter 59mm
- Effective area SD 27.3cm²
- Moving mass MMS 2g
- Moving mass (without air load) MMD 1.9g
Suspensions
- Stiffness KMS 0.887N/mm
- Compliance CMS 1127µm/N
- Equivalent volume to the compliance VAS 1.2L
- Mechanical resistance RMS 0.51N·s/m
Dimensions
- Nominal diameter 3.5″
- 88mm
- Overall diameter 88mm
- Overall depth 52mm
- Volume occupied by the driver (estimated) 0.14L
- Net weight 0.58kg
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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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