Elkin StudioElkin Studio
Sound · Interaction2026Live prototype

Pulse

The sound a brand makes when it moves.

Live prototypePress play to synthesise a sonic signature; change mood and tempo to reshape it.
Initialising prototype_

The experiment/

  • Sound design
  • WebAudio
  • Generative

Pulse is a generative sonic-identity toy. It synthesises a short, evolving audio signature from a chosen mood and tempo, visualising the waveform in real time. We use it to prototype the sound of an interface, the click, the confirm, the arrival, before a composer is ever briefed.

Brands are increasingly heard, not just seen, the notification, the boot chime, the haptic confirm. Yet sound is almost always an afterthought. Pulse pulls it forward: it generates a family of tones and rhythms in the browser using oscillators and envelopes, so we can audition a brand's voice on day one.

Each 'mood' is a scale, a timbre, and an envelope shape. The tempo drives an arpeggiated sequence; the visualiser reads the live frequency data and draws it. It's a sketch tool, not a DAW, the goal is direction, not a finished score.

It's also just a joy to play with, which is the point. The experiments that make people smile are the ones that turn into real work.

Pulse, a lab experiment by Elkin Studio

Built with/

  • Web Audio API
  • Oscillators + envelopes
  • AnalyserNode / FFT
  • Canvas visualiser
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