Sometimes there is a cheap fix, other times there is a risk of doing it cheap and it will cost more in the long run. Sometimes it has been done that badly in the first place that it’s going to cost more to erectify an old system than it’s going to just install a brand new one from scratch. Sometimes, the old gear is that old that the whole lot just needs replacing. In the end, the tv reception signals need to comply to certain requirements or it’s just not going to work. These requirements are described as per the requirements of Digital Broadcasting Australia (DBA) authorities.