Spectrum War: GSM operators hit back at RComBS Reporter / New Delhi July 16, 2007In a strong counter attack against Reliance Communications' contention that GSM operators are not using spectrum efficiently, Cellular Operators Association of India (COAI) has alleged that CDMA operators have also shown poor spectrum efficiency based on their method of calculation.COAI, in a note to all its members, has said that calculating efficiency on the basis of subscribers per megahertz (MHz) is a
