Although I have never played a transtrem, and know nothing about them (other than i really, really NEED one!) I did bookmark this site: TransTrem Repair: http://users.erols.com/jseltz/steinberger/ttrepair.htm Informative site with alot of closeup pictures. After i get one, and it breaks, I know right where to go... later, -jas Albuquerque http://www.zebox.com/artists/dimbulb.html