If you experience problems after conversion only, you may
1. change frequence and bitrate.
2. find another audio converter

Related threads:

Converting captured .rm stream to .mp3 or .wav using free mencoder
http://stream-recorder.com/forum/showthread.php?t=101

BBC Radio to CD (Ripping Real Audio stream and burning to Audio CD)
http://stream-recorder.com/forum/showthread.php?t=98
Related software:

Streambox Ripper - Convert mp3, wav, cda, RealVideo, RealAudio to mp3, wav, wma
http://all-streaming-media.com/conve...p3-wav-wma.htm

Audio/video converters
http://all-streaming-media.com/conve...o-video-files/