I stumbled across a treasure-trove of information on turntables and vinyl on at The MasterDisk Record, a blog by Scott Hull, a respected mastering engineer and owner of MasterDisk Studio in NYC. Grab a a cup of coffee and have an enjoyable read.
Week 7: How Quiet Are Your Records
Week 8: What Happened to My Masters?
Week 11: All About Deadwax, Part 1
Week 12: All About Deadwax, Part 2