Quote--Figure 6. 700 MHz spectrum has a ten-fold coverage advantage over 2.5 GHz spectrum-- <A HREF="http://www.cramton.umd.edu/papers2005-2009/skrzypacz-wilson-700mhz-spectrum-auction-design.pdf" target="_blank">http://www.cramton.umd.edu/papers2005-2009/skrzypacz-wilson-700mhz-spectrum-auction-design.pdf</A>