These have been floating around in one form or another for a while. I have a few Neumann/Telefunken mic projects coming along and this serves as a pretty good reminder what makes these tools worth using (the thing in front of them).
http://www.youtube.com/watch?v=VrAdX4O1m4M#t=830
http://www.youtube.com/watch?v=VrAdX4O1m4M#t=830
