ONKYO D-1R
¥ 29,800 (1 unit, around 1984)
Commentary
Delta Olefin Refined is used for the diaphragm of the woofer, and the magnetic circuit and driving force are also strengthened.
The high and ultra-high frequencies are shared by two units to achieve playback up to 30000 Hz.
The Super Tweeter is made of ultra-thin polyester film with high precision, and a newly designed diffuser is installed together with the tweeter to improve the high-frequency characteristics.
Model Rating
| Method | 3-way 3-speaker air suspension system Bookshelf type |
| Units Used | For low band : 21.5 cm cone type For High Pass : 2.5 cm Soft Dome Type For Super High Band : 2.0 cm Soft Dome Type |
| Playback frequency band | 45 Hz ~ 30000 Hz |
| Max Input | 80W |
| Impedance | 6 Ω |
| Output sound pressure | 91dB/W/m |
| Crossover frequency | 1500 Hz, 10000 Hz |
| Cabinet internal volume | 14.5L |
| External dimensions | Width 235x Height 400x Depth 243 mm |
| Weight | 7kg |