Whilst there is nothing technically wrong with analogue television, digital tv is much more efficient. TV viewers are able to receive a perfect picture in a number of changeable screen sizes (widescreen format, for instance), as well as surround sound CD-quality audio. Even better, with digital you can receive many more channels for free with freesat, free to air tv or saorview.
Typically in Ireland there are 3 ways to receive Digital TV Channels.