|18,900yen(one set, the May, 1970 release)
The speaker system which set the point to the play
of inside compass especially with much amount of information, and was designed
aiming at making sound not only fit for an electrical specification but fit for
The 20cm cone type unit which can be used also as a full range
is adopted as low-pass.
It had an aluminum dome radiator in the center of cone paper, and distortion is improved with the roll edge.
A 2.5cm dome shape unit
is adopted as the high region.
Sound which excelled [ adopt / a dome shape ]
in directional characteristics and transparency is realized.
has adopted the network of 12 dB/oct by the air-core-coil scheme of a special
design, and also carries the level control of a three-step switching tap scheme.
The enclosure serves as a bass-reflex design by a pipe duct.
is walnut finish and the characteristic grid grill attaches it to the front.
||2 ways, 2 speaker bass-reflex scheme, and a
||For low-pass: 20cm cone type
regions: 2.5cm dome shape
||Normal listening room: 30Hz - 20000Hz
Anechoic chamber: 35Hz - 20000Hz
|The maximum input
|Output sound pressure level
||92 dB/W (new Japanese Industrial Standard)
|Cross over frequency
||Width 341x height 568x depth of 270mm