EXCLUSIVE ED-915
¥ 75,000 (around 1981)
Commentary
Exclusive brand driver unit used in model3401 speaker system.
The diaphragm is a 48 mm diameter beryllium diaphragm.
The fading plug adopts a triple slit type, and transient characteristics are improved by ultra-precision machining.
Alnico magnet is used for the magnetic circuit.
Model Rating
| Type | Driver unit |
| Input impedance | 8 Ω |
| Playback frequency band | 500 Hz to 22 kHz |
| Max Input | 20W (900 Hz, -12dB/oct.) |
| Output sound pressure level | 107dB/W/m |
| Crossover frequency | 900 Hz or More (Attenuation Characteristic 12dB/oct.) |
| Diaphragm | 48 mm diameter beryllium diaphragm (170 mg) |
| Magnet | Alnico magnet |
| Equalizer system | 3 Double Slit Rear Type |
| Voice coil diameter | 48mm |
| Throat connection hole diameter | Φ 25.4 mm |
| External dimensions | Diameter φ 141x Depth 107 mm |
| Weight | 6.5kg |