Eminence DELTA-12LFC
4Ω C
8Ω ALow frequency
| Nominal diameter | 12″ / 305 mm |
| Resonance | 52 Hz |
| Q factor | 0.44 |
| Sensitivity | 94.1 dB |
| Linear excursion | ± 4.8 mm |
| Program Power | 1000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.1dB
- Frequency response 45 - 2300Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 52Hz
- Mechanical quality factor QMS 8.21
- Electrical quality factor QES 0.47
- Total quality factor QTS 0.44
Large signal parameters
- Maximum linear excursion xmax 4.8mm
- Maximum excursion before damage xlim 13.5mm
- Air volume displaced at xmax VD 243cm³
- Power handling P 500W
- Program power Pmax 1000W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.2Ω
- Inductance (1kHz) LE 0.94mH
- VC Diameter 63.5mm
- Winding material Copper
- Former material Kapton
Magnet
- Force factor Bl 10.9N/A
- Motor constant Bl/√RE 6.09N/√W
- Air gap height HAG 9.5mm
- Weight 1.588kg
- Material Ferrite
Diaphragm
- Effective diameter 254mm
- Effective area SD 507cm²
- Moving mass MMS 53g
- Moving mass (without air load) MMD 44.9g
- Material Treated paper
Suspensions
- Stiffness KMS 5.88N/mm
- Compliance CMS 170µm/N
- Equivalent volume to the compliance VAS 63.7L
- Mechanical resistance RMS 2.11N·s/m
- Surround material Cloth
Dimensions
- Nominal diameter 12″
- 305mm
- Overall diameter 306mm
- Baffle cutout diameter 281mm
- Overall depth 136mm
- Volume occupied by the driver 2.24L
- Net weight 5.352kg
- Frame material Pressed Steel
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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Hornresp
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SpeakerSim
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