ADC ADC-404
¥ 29,800 (1 unit, around the early 1970 s?)
Commentary
This ultra-compact speaker system received high praise from Consumer Reports magazine in the United States.
It has a 15 cm cone woofer in the low range and a 3.5 cm dome tweeter in the high range.
The exterior is finished with oil and walnut.
Model Rating
| Type | 2-way / 2-speaker / bookshelf type |
| Units Used | For low band : 15 cm cone type For high-pass : 3.5 cm dome type |
| Frequency characteristic | 40 Hz to 20 kHz ± 3 dB |
| Impedance | 8 Ω |
| Maximum allowable input | 50W |
| Crossover frequency | 1kHz |
| External dimensions | Width 175x Height 295x Depth 210 mm |