AR(Acoustic Research) AR9
¥ 198,000 (a set of two cars, around 2000)
Commentary
A tall boy speaker system of the High Resolution Series.
A long stroke type 25 cm cone woofer is installed in the low range.
The mid-range has 2 13 cm cone mid-range units.
This unit is named MAG alloy mid-range and uses a concave diaphragm made of magnesium / aluminum alloy.
A 2.5 cm hard-domed tweeter is installed in the high range.
Diamond-coated titanium dome is used for the diaphragm.
Anti-magnetic design is applied.
A bass reflex system is used for the enclosure, and a tall boy type is realized by mounting a woofer unit on the side.
The exterior is finished with a black wood finish.
Model Rating
| Method | 3-Way, 4-Speaker, Bass Reflex System, Tall Boy Type, Anti-magnetic Design |
| Units Used | For low band : 25 cm cone type For Medium Range : 13 cm Cone Type x2 For high-pass : 2.5 cm dome type |
| Frequency characteristic | 32 Hz to 23 kHz ± 2 dB |
| Output sound pressure level | 92dB/2.83V/m |
| Impedance | 8 Ω |
| Allowable input | 20W ~ 250W (RMS) |
| Crossover frequency | 100 Hz, 3.2 kHz |
| External dimensions | Width 204.8x Height 939.8x Depth 406.4 mm |
| Weight | 29.3kg |