CORAL 8A-7
¥ 1,900 (1 unit, around 1965)
¥ 2,300 (high impedance type, 1 unit, around 1965)
Commentary
Double cone type 20 cm full range unit.
It is a 20 cm diameter woofer combined with a subcone for high-frequency playback.
Around 1965, 8 Ω and 16 Ω normal models and 200 Ω and 400 Ω high impedance models were sold.
In the late 1970 s, only 8 Ω was sold.
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Model Rating
| Type | 20 cm Double Cone Speaker |
| Playback frequency band | Fo ~ 16 kHz |
| Lowest resonance frequency (fo) | 60Hz |
| Crossover frequency | 4kHz |
| Output sound pressure level | 98dB |
| Input | 8W |
| Impedance | 8 Ω, 16 Ω 200 Ω, 400 Ω (High Impedance Type) |
| Weight | 0.97kg |