ETON Symphony II 12-212/C8/62 HEX
8Ω
Woofer
| Nominal diameter | 12″ / 331 mm |
| Resonance | 23 Hz |
| Q factor | 0.31 |
| Sensitivity | 90 dB |
| Linear excursion | ± 15.7 mm |
| Program Power | 400 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 90dB
- Frequency response 25 - 500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 23Hz
- Mechanical quality factor QMS 7.15
- Electrical quality factor QES 0.32
- Total quality factor QTS 0.31
Large signal parameters
- Maximum linear excursion xmax 15.7mm
- Air volume displaced at xmax VD 809cm³
- Power handling P 200W
- Program power Pmax 400W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.2Ω
- Inductance (1kHz) LE 1.57mH
- VC Diameter 62mm
- Winding material Copper
- Former material Kapton
Magnet
- Flux density B 1T
- Force factor Bl 15.7N/A
- Motor constant Bl/√RE 6.31N/√W
- Air gap height HAG 10mm
- Diameter 169mm
- Height 24mm
- Material Ferrite
Diaphragm
- Effective diameter 256mm
- Effective area SD 515cm²
- Moving mass MMS 92.7g
- Moving mass (without air load) MMD 83.9g
Suspensions
- Stiffness KMS 2.13N/mm
- Compliance CMS 470µm/N
- Equivalent volume to the compliance VAS 176L
- Mechanical resistance RMS 2.13N·s/m
Dimensions
- Nominal diameter 12″
- 331mm
- Overall diameter 331mm
- Baffle cutout diameter 282mm
- Overall depth 150mm
- Flange thickness 9mm
- Mounting depth 141mm
- Volume occupied by the driver (estimated) 2.9L
- Net weight 6.3kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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QSpeakers
SpeakerSim
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