SONICS AS-271
¥ 22,500 (1 unit, around 1973?)
Commentary
A bookshelf type speaker system that employs a unit designed to fit the cabinet.
A 25.6 cm cone type woofer is installed in the low range.
This unit uses pulp with excellent physical properties as the main material in order to solve the problem of elongation in low range and swelling in middle and high range, and it is elaborate to increase internal loss.
A 2.54 cm dome type tweeter is installed in the high range.
A full-scale LC-type network with a cutoff characteristic of 12dB/oct. is used for the network section.
It is equipped with a continuously variable level control for high frequencies.
The enclosure is sealed with an appropriate amount of sound absorbing material for a hearing test to prevent the occurrence of standing waves. In addition, homogen material is used for the material, and the contact surface of the assembly part is a built-in type that is ideal for reinforcement to increase the strength.
The exterior has a walnut oil finish.
Model Rating
| Type | 2-Way, 2-Speaker, Airtight Type, Bookshelf Type |
| Units Used | For low band : 25.6 cm cone type For high-pass : 2.54 cm dome type |
| Frequency characteristic | 35 Hz to 20 kHz |
| Max Input | 50W |
| Impedance | 8 Ω |
| Output sound pressure level | 88dB/W (New JIS) |
| Crossover frequency | 2kHz |
| External dimensions | Width 338x Height 578x Depth 295 mm |
| Weight | 13.5kg |