From 10 a.m. today, the Department of Telecommunications has started the auction of 10,500 megahertz of mobile service radio waves in eight bands to telecom giants. Frequencies on auction across the spectrum include 900 MHz, 800 MHz, 1,800 MHz, 2,100 MHz, 2,300 MHz, 2,500 MHz, 3,300 MHz, and the 26 gigahertz (GHz) bands. Big private ...