Audio Database


19,800yen(one set, the May, 1970 release)

It is a speaker system of the improved version of DS-22B.
It has 2 way composition based on 2S-208.

A 20cm high compliance type corn type unit is adopted as low-pass.
Moreover, roll edge advantageous to a reverse vibration in linearity or an inside region is adopted as edge.

A 5cm corn type unit is adopted as a high region.
The mechanical load type to which machine braking was fully applied by the suspension of the special synthetic rubber is adopted.

The enclosure is made from the plywood of 16mm of board thickness, and serves as walnut finishing.
It is designed in accordance with a 20cm low-pass unit, and this reproduces rich low-pitched sound.
Moreover, if a sound-absorbing material is filled in a port in a proper quantity of ranges, an effect will change to apply braking more in respect of sound quality.


Rating of a mode
System 2 ways, 2 speaker bass-reflex system, and a book shelf type
Use unit etc. For low-pass: 20cm corn type
For high regions: 5cm corn type
Rated impedance 8ohms
Play frequency band 50Hz - 20000Hz
The maximum input 20W
Crossover frequency 2000Hz(6dB/oct)
Output sound pressure level 93dB
Dimensions Width 330x height 550x depth of 285mm
Weight 10.5kg