[CAUT] mystery solved

[Ron Nossaman]

> The failing parts are original, I'm quite sure.  

So be it. Original, they are.


>Their shape, an 
> inverted V in cross section stamped out of brass plate about 0.1" thick, 
> would be difficult to replicate.  And who would want to replicate the 
> bad idea anyway?

Not me. I balk at replicating good ideas if I think I can 
improve them. In this case, the replacement would be solid 
brass half round, and one continuous piece, replacing the 
tuned duplex with nice quiet short segment lengths.

Ron N