You can download the software here.
You can read the program and technical notes here.
You can download the audio here or listen in the link below:
Installation Photos at Spektrum Gallery, Berlin, 2018:
Global view of the installation
Raspberry Pi Zero Microcomputer with sound card and amplifier
Electret MIcrophone at the embouchure of the shell
A speaker at the end of the spiral canal of the shell feeds back the sound capture by the microphone after it is analyzed and processed by the computer
Photos of traditional pututus:
Photograph by Cuzco photographer Martin Chambi of a person playing a Pututu in the early 20th century.
Pre-Hispanic ceramic representation of a Pututu.
Representation of a person playing a Pututu as depicted by Quechua Chronicle writer Felipe Guamán Poma de Ayala in the 16th century.