Bibliography:Signal-to-noise ratio


 * American Radio Relay League (annual). Radio Amateur's Handbook.
 * Nyquist, Harry. (1928) "Certain factors affecting telegraph speed". Bell System Technical Journal, 3, 324–346, 1924
 * Shannon, Claude E. (1948): "A Mathematical Theory of Communication", Bell System Technical Journal, Vol. 27, pp. 379–423, 623–656
 * also A Mathematical Theory of Communication by Claude E. Shannon http://cm.bell-labs.com/cm/ms/what/shannonday/paper.html

1, pp. 10–21, Jan. 1949.
 * Shannon, Claude E. and Warren Weaver: (1949) The Mathematical Theory of Communication. The University of Illinois Press. ISBN 0-252-72548-4
 * Shannon, Claude E. Communication in the Presence of Noise. http://www.stanford.edu/class/ee104/shannonpaper.pdf. Proceedings of the Institute of Radio Engineers, vol. 37, no.
 * Wiener, Norbert. (1948) ''Cybernetics: Or the Control and Communication in the Animal and the Machine. MIT Press.
 * Wiener, Norbert. (1950) The Human Use of Human Beings. Da Capo Press.