Peter Clarke wrote: >Hi all, >My first post here. Terrence asked about transposing an MP3 >file, and Erik's reply is correct in that you can transpose >it by resampling, provided you can put up with the music >changing speed as well - which is, of course, usually not >acceptable. > >However, Audacity has a transpose function. It's in the >Effects menu, called "Change pitch". I haven't tried it >with music, but it works great with speech - making the >voice deeper without slowing it down. > > There are also pitch shifting LADSPA plugins.