Masazumi Kumagai

Profile Information

Affiliation: Professor,Professor,Professor, Former Institution / Organization Sendai National College of Technology Department of Intelligent and Electronic Systems

Equal-loudness levels measured with the method of constant stimuli - equal-loudness level contours for pure tone under free-field listening conditions (II) -

Hisashi Takeshima, Yoiti Suzuki, Masazumi Kumagai, Toshio Sone, Takeshi Fujimori, Hajime Miura

Journal of the Acoustical Society of Japan (E) (English translation of Nippon Onkyo Gakkaishi), 18(6) 337-340, 1997
Threshold of hearing for pure tone under free-field listening conditions

Takeshima Hisashi, Suzuki Yôiti, Kumagai Masazumi, Sone Toshio, Fujimori Takeshi, Miura Hajime

The Journal of the Acoustical Society of Japan(E), 15(3) 159-169, 1994
Equal-loudness level contours for pure tone under free field listening conditions. (I)—some data and considerations on experimental conditions—

Seiki Suzuki, Yôiti Suzuki, Shunichi Kono, Toshio Sone, Masazumi Kumagai, Hajime Miura, Hisashi Kado

Journal of the Acoustical Society of Japan (E), 10(6) 329-338, 1989
A study on the time constant for an impulse sound level meter (A study on the loudness of impact sound. V)

Masazumi Kumagai, Yōiti Suzuki, Toshio Sone

Journal of the Acoustical Society of Japan (E) (English translation of Nippon Onkyo Gakkaishi), 5(1) 31-36, 1984
Equal-Loudness Contours Measured by the Randomized Maximum Likelihood Sequential Procedure

acta acustica united with ACUSTICA, 87, 389-399
Equal-Loudness Contours Measured by the Randomized Maximum Likelihood Sequential Procedure

acta acustica united with ACUSTICA, 87, 389-399