ETON 4-612/C8/25 RP
8Ω
Mid Bass
| Nominal diameter | 4″ / 122 mm |
| Resonance | 66 Hz |
| Q factor | 0.32 |
| Sensitivity | 87.5 dB |
| Linear excursion | ± 6.8 mm |
| Program Power | 80 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.5dB
- Frequency response 80 - 5000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 66Hz
- Mechanical quality factor QMS 6.78
- Electrical quality factor QES 0.34
- Total quality factor QTS 0.32
Large signal parameters
- Maximum linear excursion xmax 6.8mm
- Air volume displaced at xmax VD 37cm³
- Power handling P 40W
- Program power Pmax 80W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.8Ω
- Inductance (1kHz) LE 0.36mH
- VC Diameter 25mm
- Winding material Copper
- Former material Kapton
Magnet
- Flux density B 1.15T
- Force factor Bl 6.1N/A
- Motor constant Bl/√RE 2.53N/√W
- Air gap height HAG 6mm
- Diameter 90mm
- Height 17mm
- Material Ferrite
Diaphragm
- Effective diameter 84mm
- Effective area SD 55cm²
- Moving mass MMS 5.4g
- Moving mass (without air load) MMD 5.1g
Suspensions
- Stiffness KMS 1N/mm
- Compliance CMS 1000µm/N
- Equivalent volume to the compliance VAS 4.2L
- Mechanical resistance RMS 0.37N·s/m
Dimensions
- Nominal diameter 4″
- 122mm
- Overall diameter 122mm
- Baffle cutout diameter 96mm
- Overall depth 66mm
- Flange thickness 6mm
- Mounting depth 60mm
- Volume occupied by the driver (estimated) 0.31L
- Net weight 1.2kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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