Chester Williams Rice (December 16, 1888 – March 8, 1951) was an American electrical engineer who was the joint inventor in 1925 of the moving coil loudspeaker along with Edward W. Kellogg. Career Rice was born in Lynn, Massachusetts in 1888 and educated at The Albany Academy and Harvard College, from which he received an S.B. and an M.E.E. in 1911. He was later employed by General Electric in Schenectady, New York. In 1925, Rice, while working for General Electric, published a paper with Edward W. Kellogg outlining an early moving coil loudspeaker. The paper also discussed a way of boosting power to amplifiers; this was incorporated in General Electric's Radiola line of radios in 1926. Personal Rice married Helen Currier of Lynn in 1914. They had five children, Barbara, Wilbur Currier, Priscilla, Chester Thomson and Helen. References External links 1888 births 1951 deaths American acoustical engineers People from Lynn, Massachusetts Harvard School of Engineering and Applied Sciences alumni General Electric people 20th-century American inventors The Albany Academy alumni Fellows of the American Physical Society