The group, which owns the Capital FM and Xfm radio stations in London, said radio revenue in the third quarter was down 16% and that overall revenues will be down 6% for the year.
Capital is the latest firm to be hit by the advertising downturn, but it remained upbeat about the future, saying that it believes the prospects for ads are "very positive".
If you have an opinion on this or any other issue raised on Brand Republic, join the debate in the .