In this video we show you what a DVB-T channel looks like in the frequency domain. The COFDM signals contain over 1000 orthogonal subcarriers, and (in the UK) span an 8MHz channel. DVB-T channels are like 'big versions' of DAB channels.
We invite you to view more at http://www.desktopSDR.com, where you are able to download a free copy of the book and its support files.