John MacArthur and Phil Johnson helm the 2011 Truth Matters Bible Conference, held earlier this month (September) at Grace Community Church. The focus of the conference is The Gospel According to Paul. Additional speakers are Don Green, an elder at Grace Community, and astronaut Colonel Jeff Williams.
All 11 messages have been posted online and are available as free downloads.
Highland Theological College has an small audio archive containing lectures and sermons by many well-known preachers and theologians: Sinclair Ferguson, Liam Goligher, Gordon Wenham, Richard Gaffin, Derek Thomas and Eric Alexander, just to name a handful. Many of these are from awards ceremonies, but HTC does have an annual F. F. Bruce Lecture and John Murray Lecture, which many of these folks have spoken at.
Faith by Hearing 