"Con Vitri" is a short piece for tuned glasses and electronics. A short video of the performance at the opening of the "Triennale07, Glass and Ceramics" at the Museum of Design in Oslo June 2007. (New version In Vitro (modus2) made for the end concert.
The glasses used in this piece are to be tuned to this scale. The glasses are set up in two rows.
Sample of the score.
Other pieces by Ragnhild Berstad using the quartertone Instruments: