8MB of RAM is recommended. You'll also need a good backup device so that you can archive your music when you need to free up disk space. Add another 44MB if you want to mix down to a two track file. Keep in mind also that every time you bounce tracks down you'll probably want to keep the source tracks for future editing. So, you'll have e.
Audio data is inherently very random, and that means it is virtually uncompressable.
Also, you'll be happier without the performance hit incurred by Stacker or DoubleSpace, especially considering they aren't doing anything for your record time anyhow. I own both of these programs, so coverage here should be fairly complete before too long. The section on Audio Prisma was submitted by Roger Savoie. Quad is the least expensive way I know of for joining the hard disk recording revolution. Quad remembers your pan and volume changes and will play them back.