MOTM

>
> http://www.ghielmetti.ch/gktmatrix.htm
>
> I was just at a trade show and saw this.  Looks like a version of the EMS
> pin-type patch system.  Interesting!

I used a Ghielmetti matrix for my Synthi Clone
(http://www.synthfool.com/diy/hj_synclon.html)

Expensive (approx. 400 Dollars for a 20 x 20 matrix and a handful of pins),
but very high quality.

JH.