Lii Audio Fast 15
8Ω
Full-range
| Nominal diameter | 15″ / 390 mm |
| Resonance | 45.5 Hz |
| Q factor | 0.99 |
| Sensitivity | 95.1 dB |
| Linear excursion | ± 5 mm |
| Program Power | 80 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 95.1dB
- Frequency response 46 - 15000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 45.5Hz
- Mechanical quality factor QMS 3.48
- Electrical quality factor QES 1.38
- Total quality factor QTS 0.99
Large signal parameters
- Maximum linear excursion (one way) xmax 5mm
- Air volume displaced at xmax VD 441cm³
- Power handling P 40W
- Program power Pmax 80W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 7.8Ω
- Inductance (1kHz, estimated) LE 1.96mH
- VC Diameter 38mm
Magnet
- Force factor Bl 6.52N/A
- Motor constant Bl/√RE 2.33N/√W
- Diameter 135mm
- Material Ceramic Y35
Diaphragm
- Effective diameter 335mm
- Effective area SD 881cm²
- Moving mass MMS 38.3g
- Moving mass (without air load) MMD 20.3g
- Material Paper
Suspensions
- Stiffness KMS 3.13N/mm
- Compliance CMS 319µm/N
- Equivalent volume to the compliance VAS 352L
- Mechanical resistance RMS 3.15N·s/m
Dimensions
- Nominal diameter 15″
- 390mm
- Overall diameter 390mm
- Volume occupied by the driver (estimated) 4.6L
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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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