Ifoundacd uses the r8brain sample rate converter to enable you to rip your cd’s into the format you like.
For a comparison of various sample rate converters check out http://src.infinitewave.ca/.

Below are some images plotting a sweep over time. Notice the aliasing in Nuendo’s SRC compared to the r8brain. Images are from infinitewave.ca

r8brain (ifoundacd)

Nuendo 3

Pro Tools HD