ETON Symphony II 7-212/C8/32 HEX
8Ω
Mid Bass
| Nominal diameter | 8″ / 181 mm |
| Resonance | 33 Hz |
| Q factor | 0.29 |
| Sensitivity | 87.5 dB |
| Linear excursion | ± 8.8 mm |
| Program Power | 160 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.5dB
- Frequency response 50 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 33Hz
- Mechanical quality factor QMS 6.00
- Electrical quality factor QES 0.31
- Total quality factor QTS 0.29
Large signal parameters
- Maximum linear excursion xmax 8.8mm
- Air volume displaced at xmax VD 121cm³
- Power handling P 80W
- Program power Pmax 160W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.7Ω
- Inductance (1kHz) LE 0.9mH
- VC Diameter 32mm
- Winding material Copper
- Former material Kapton
Magnet
- Flux density B 1T
- Force factor Bl 8.8N/A
- Motor constant Bl/√RE 3.4N/√W
- Air gap height HAG 8mm
- Diameter 102mm
- Height 17mm
- Material Ferrite
Diaphragm
- Effective diameter 132mm
- Effective area SD 137cm²
- Moving mass MMS 17.9g
- Moving mass (without air load) MMD 16.6g
Suspensions
- Stiffness KMS 0.847N/mm
- Compliance CMS 1180µm/N
- Equivalent volume to the compliance VAS 31L
- Mechanical resistance RMS 0.7N·s/m
Dimensions
- Nominal diameter 8″
- 181mm
- Overall diameter 181mm
- Baffle cutout diameter 152mm
- Overall depth 87mm
- Flange thickness 8mm
- Mounting depth 79mm
- Volume occupied by the driver (estimated) 0.66L
- Net weight 1.95kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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SpeakerSim
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