[27a-PA6-4]△Radiation Characteristics of Horn Loudspeaker with Whole Circumference Aperture for Acoustical Measurement
○Akihiro Itagaki1, Naoto Wakatsuki2, Koichi Mizutani2(Graduate School of Systems and Information Engineering, University of Tsukuba1, Faculty of Engineering, Information and Systems, University of Tsukuba2)
