1) Website that shows two channels - space to ground and flight director loop:
http://www.firstmenonthemoon.com
2) archive.org has NASA audio archive
https://archive.org/details/apolloaudiocollection
3) more archives
http://history.nasa.gov/40thann/videos.htm
4) nice article explains the mission control positions
http://arstechnica.com/science/2012/10/apollo-flight-controller-101-every-console-explained/1/