Disputation pictures

My post-doctoral life has been fairly busy, and I finally got around to upload some pictures from my disputation, dinner, and the “creation” (diploma ceremony) from earlier this year:

Homemade spherical speaker

Michael Zbyszynski has made a detailed tutorial on how to make homemade spherical speakers, using IKEA salad bowls and cheap speaker elements. The speakers look great, and apparently sound ok, so this would be interesting to do in a music tech course.