1)   Audio Encoder 2.144
Audio Encoder is a powerful audio converter which can convert among MP3, WAV, WMA, MP4, M4A, AAC, OGG, etc., such as convert M4A to MP3, convert MP4 to MP3.
MP4 to MP3, M4A to MP3, MP3 to WAV, WAV to MP3, WMA to WAV, WAV to WMA, WMA to MP3, MP3 to WMA, Video to Audio, AVI to MP3,

 2)   Audio/Video To Wav Converter 1.0.0.821
It can convert almost all kinds of audio and video files to a wav file. With the build-in multimedia player, you can preview the media file, set start time and end time, convert any audio section of the file without quality loss.
AVI to WAV, VCD(svcd) to WAV, MPEG to WAV, WMV to WAV, ASF to WAV, OGM to WAV, DIVX to WAV, DAT to WAV, WAV to WAV, WMA to WAV,

 3)   Super Sound Joiner 3.0.112
Super Sound Joiner joins and converts all kinds of sound files into one large wav file. The sound joiner supports many audio formats such as MP3, WAV, WMA, AC3, OGG, MPA, MP2, AU, AIF, etc. and video formats AVI, VCD, MPEG, WMV, ASF, DIVX, DAT, etc.
sound joiner, sound merger, audio joiner, audio merger, music joiner, music merger, MP3 to WAV, AVI to WAV, WMA to WAV, AC3 to WAV,