CORAL BETA-6
¥ 6,500 (1 unit, around 1985)
Commentary
BETA series 16 cm cone type full range unit.
A double cone type is used for the diaphragm.
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Model Rating
| Type | 16 cm Double Cone Full Range Speaker |
| Playback frequency band | 50 Hz to 20 kHz |
| Lowest resonance frequency (fo) | 50Hz |
| Output sound pressure level | 93dB/W/m |
| Program input | 30W |
| Impedance | 8 Ω |
| Effective vibration radius a | 6.7cm |
| Effective mass of vibration system mo | 6.5g |
| Qo | 0.36 |
| Magnetic flux density | 12,300gauss |
| Total flux | 83,000maxwell |
| Weight | 1.42kg |
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