[orca-list] Converting files to mp3

[Vojtěch Šmiro <vsmiro seznam cz>]

Hello. 

which program may I use to convert files like
 mp4 or wav or videos too to mp3? And what about recording from radio? I use 
Vlc, but is any prgram to listen and record from Radio for linux? 

thanks for your help. 

Best regards 

Vojta.