A comparison of the amplitude-modulation, frequency-modulation, and single-side-band systems for power-line carrier transmission

Discussion and author´s closure of paper 45–68 by R. C. Cheek, presented at the AIEE winter technical meetins, New York, N. Y., January 22–26, 1945, and published in AIEE TRANSACTIONS, 1945, May section, pages 215–20.