Sound and Science

Voiceprint identification (manual)

texts

Kay Sona-Graph

This photograph shows the sound spectrograph produced by the Kay Electric Company. The device made it possible to create visual representations of the spectrum of audio  [...]

artefacts

Handmade paper waterfall plot: Beethoven’s 8th symphony

This photograph shows a three-dimensional representation of sound using paper. The spectrum (frequencies from low to high) is represented by an arrangement of single strips of  [...]

artefacts

Manometric capsule, resonance, Koenig sound analyzer

This video demonstrates the principle of the manometric capsule and the Koenig analyzer, which can be used to study sound. The capsule is made of two small  [...]

video