CORAL 12L-70
¥ 19,000 (1 unit, around 1985)
Commentary
30m cone type woofer unit.
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Model Rating
| Type | 30 cm Cone Woofer |
| Playback frequency band | 21 Hz to 2.5 kHz |
| Lowest resonance frequency (fo) | 21Hz |
| Output sound pressure level | 94dB/W/m |
| Program input | 100W |
| Impedance | 8 Ω |
| Effective vibration radius a | 12.8cm |
| Effective mass of vibration system mo | 62g |
| Qo | 0.25 |
| Magnetic flux density | 10,500gauss |
| Total flux | 310,000maxwell |
| Weight | 5.6kg |
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