Audio Database


CORAL BX-multi1500
55,400 yen(one set, the May, 1970 release)

The system of 6 way 7 speaker which used the 38cm corn type Woofer as the base.

The Woofer had a long travel voice coil and sky bar edge, and the diameter of a voice coil has adopted a 100mm huge thing.

The inside region consists of a total of three, a 16cm corn type unit, a 12cm corn type unit, and a phon type unit.
The corn type unit is using duralumin for a center cap. Moreover, the phon type unit is using the karyotype phon.
The special method different from a common corn type speaker of remaining unmoved, even if especially the corn type speaker has adopted the newly developed damper and it pushes corn paper from the exterior is taken.

The high region consists of a total of three of a 9cm corn type tweeter and two phon type tweeters.
The voice coil which uses an aluminum wire is adopted as a corn type tweeter. Moreover, the miler film is used for the diaphragm of a phon type tweeter.

150W and the Dainyuu power remarkable as that time are possible for an allowable input, and also it has become the high efficiency design of 102dB.

The enclosure is a bass-reflex type, the saran network which arranged the group lattice and the aluminum sash is attached to both sides, and a front grille can be properly used to three kinds of a reversible grill and a metal baffle.
Moreover, two kinds of input terminals of the level adjustment knob of the changeover switch which can be used for the remaining ground amplifier, inside sound, and loud sound, a terminal, and a jack are carried in the backlining.

The level control is carried in the backlining.


Rating of a mode
System 6 ways, 7 speaker bass-reflex system, and a book shelf type
Use unit
For low-pass : 38cm corn type
For inside regions : 16cm corn type
12cm corn type
Phon type
For high regions : 9cm corn type
Phon type x2
Impedance 8ohms
Play frequency band 20Hz - 25000Hz
The maximum input 150W
Crossover frequency 800Hz, 1000Hz, 2000Hz, 5000Hz, 10000Hz (12 dB/oct, 18 dB/oct)
Output sound pressure level 102dB/W
Dimensions Width 497x height 697x depth of 395mm
Weight 38kg