I've been doing a fair amount of engineering work the last couple of months preparing the screen used tardis console to be a fully interactive display at the Los Angeles Who convention Gallifrey 2012 in February, using a lot of the same bits and pieces I used to add special effects to my screen used Herbie the love Bug VWs and James Bond BMW 7 series replica.
The project has been a group effort between me, the owner (and 10 year special effects veteran) Paul Salamoff, and Who prop\costumer extraordinaire Bob Mitsch.
Bob's very thoroughly writing up our progresson his blog, the first installment covers the tear down and discovery phase:
honorarydoctor - Chameleon Circuit: The TVM TARDIS Console Restoration Log Pt. I