Spur - Rob Gillum of Coherent Source Service has repair parts and experience for all Thiel models.
To your direct question: Yes, same tweeter. That tweeter was developed fully in-house for the CS5 and also used in the 2.2 as well as the 3.6. Of course it has been eclipsed by further ongoing development of rare earth focusing magnets and such, but it is a very good tweeter incorporating considerable sophistication. There are probably somewhere around 25K of them out there, so snag them when you can.
To your direct question: Yes, same tweeter. That tweeter was developed fully in-house for the CS5 and also used in the 2.2 as well as the 3.6. Of course it has been eclipsed by further ongoing development of rare earth focusing magnets and such, but it is a very good tweeter incorporating considerable sophistication. There are probably somewhere around 25K of them out there, so snag them when you can.