30154 is a metal horn that has been manufactured in 1937 by the Western Electric London. It was attached adapter of 555 drivers, was used primarily as a sound equipment for theater. Directivity of the sound is a horizontal 30° vertical 25 °. 30154 horn is not so large, but the sound path is also about 3m.
According to the measurement results of mounting a GIP-555W, since the range of 100-6kHz has a substantially flat reproduction characteristics, it can bear the full-range use. In order to match the sound quality and the phase of the GIP-30154, the structure of the woofer cabinet is adopted a folded horn type. 2 pieces of 15-inches woofers, GIP-815 are mounted in woofer cabinet, and its strong bass extrusion and fast initial motion sensitivity has firmly underpin the rich sound of 30154 horn.
GIP-597A is put on the top of the GIP-30154 Horn.