SANSUI SP-70
¥ 18,900 (1 unit, sold in May 1970)
Commentary
A speaker system designed to produce aim of producing sounds that match feelings, and with a special emphasis on reproducing sound in the mid-range, which contains a large amount of information.
Equipped with a 20 cm cone type unit that can be used as a full range in the low range.
The high-frequency characteristics are improved by installing an aluminum dome radiator in the center of the cone paper, and distortion is reduced by roll edge.
A 2.5 cm dome type tweeter is installed in the high range.
By adopting a dome shape, the directional characteristics are improved and sound with excellent transparency is realized.
The network uses a specially designed 12dB/oct. air-core coil network, and is equipped with a 3-step switching tap level control.
The enclosure is designed as a bass reflex with pipe ducts.
The exterior has a walnut finish, and the front has a characteristic grid grill.
Model Rating
Method | 2-Way, 2-Speaker, Bass Reflex System, Bookshelf Type |
Unit | For low band : 20 cm cone type For high-pass : 2.5 cm dome type |
Frequency characteristic | Normal listening room : 30 hz to 20000 hz Anechoic Room : 35 Hz ~ 20000 Hz |
Max Input | 30W |
Impedance | 8 Ω |
Output sound pressure level | 92dB/W (New JIS) |
Crossover frequency | 6000Hz(12dB/oct) |
External dimensions | Width 341x Height 568x Depth 270 mm |
Weight | 13kg |