I found the culprit setup.exe under Docs&Settings/userID/temp.
Once I deleted that, the installer actually ran the right setup.exe.
I love Windows.... NOT!

How does one go about creating a Spice model of their drivers?
It seems to be something about making an RC tank circuit
that resonates at Fs, but aren't there a range of values that return
the same center freq? And how does Zmax fit into the picture?

Thx, Chris