Fostex FE126En
8Ω
Full-range
| Nominal diameter | 4.7″ / 120 mm |
| Resonance | 83 Hz |
| Q factor | 0.30 |
| Sensitivity | 94.4 dB |
| Linear excursion | ± 0.4 mm |
| Program Power | 45 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.4dB
- Frequency response 83 - 25000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 83Hz
- Mechanical quality factor QMS 4.80
- Electrical quality factor QES 0.33
- Total quality factor QTS 0.30
Large signal parameters
- Maximum linear excursion xmax 0.4mm
- Air volume displaced at xmax VD 2.3cm³
- Power handling P 15W
- Program power Pmax 45W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 7.2Ω
- Inductance (1kHz) LE 0.035mH
- VC Diameter 20mm
Magnet
- Force factor Bl 5.63N/A
- Motor constant Bl/√RE 2.1N/√W
- Weight 0.44kg
- Material Ferrite
Diaphragm
- Effective diameter 92mm
- Effective area SD 65cm²
- Moving mass MMS 2.8g
- Moving mass (without air load) MMD 2.4g
Suspensions
- Stiffness KMS 0.741N/mm
- Compliance CMS 1350µm/N
- Equivalent volume to the compliance VAS 8.5L
- Mechanical resistance RMS 0.3N·s/m
Dimensions
- Nominal diameter 4.7″
- 120mm
- Overall diameter 115mm
- Baffle cutout diameter 104mm
- Overall depth 61mm
- Volume occupied by the driver (estimated) 0.25L
- Net weight 0.99kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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