At the moment most of the 8.33 throughout Europe is allocated to big airport ATIS and clearance delivery. At £20 000 per radio on some of our aircraft it has been a pricey exercise, but IFR rules meant it had to be done.
Although GA is seeing little in the way of change yet, it is coming and more and more frequencies will be changing to 8.33 over the next few years.
SND