http://www.articleheaven.net en-us editorial@articlealley.com The use of fiber optic cables for communication has opened up gates for communication multiplexing technologies that maximize the capabilities at minimum costs. Coarse wavelength division multiplexing, or CWDM, modulates different wavelength laser beams w... http://www.articleheaven.net/cwdm-cost-effective-fiber-optic-communications-2365190.html 04th October 2011