All posts in category my activities

SonOrb sound-installation official opening by Mayor of Amsterdam

Official opening by Amsterdam's Mayor van der Laan (photo: Bert Verhoeff)

On last februari 18th, the Mayor of Amsterdam, Eberhard van der Laan, officialy opened the SonOrb sound-installation for use in the Klankspeeltuin in Muziekgebouw aan ‘t IJ. The Muziekgebouw aan ‘t IJ did a good job of promoting the SonOrb. Along with the opening and inviting the mayor, there was also quite some media attention [...]

Solar Sound Modules

solar sound module 04

Over the last couple of years, I have regularly been building solar sound modules, relatively simple electronic circuits that make sound using solar energy. Ralf Schreiber send me a lovely circuit diagram (thanks!). What’s so nice about these analog circuits is that they create unstable signals – always different sounds – by using a variating [...]