I once heard a demo of goldWave where they did something like this. they
said it can be done with most old music but not with today's music. It
doesn't get rid of the vocal line completely but enough so your voice can be
heard over theirs.
Dean
I personally know someone who literally is older than
Richard! Some audio production applications such as Sound Forge have a
limited capability to separate vocals from instrumentals in music. The
process depends heavily on how the music was produced. Sometimes it works
pretty well and sometimes it doesn't work at all. For success the recordin