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How To Draw Mushrooms On An Oscilloscope With Sound

Jellybean Fenderson · tutorial · Watch on YouTube

Creative coding & generative artElectronics & circuit designAudio & video engineering

What it is

Jerobeam Fenderson shows how to draw a mushroom on an oscilloscope in XY mode using stereo audio, then animates it by modulating with a larger wave. Pd and Max4Live patches are provided.

Why Hacker News recommends it

HN finds it mesmerizing and uses it to build intuition for waveforms and oscilloscope XY drawing.

  • 3 people recommended it
  • 3 different months
  • 1 strong recommendations
  • first 2017, last 2022

What HN commenters said

  1. “This was amazing to me: How To Draw Mushrooms On An Oscilloscope With Sound”

    Builds intuition on waveforms and oscilloscopes

    pyinstallwoes, 2022-05 · Strong recommendation · in “Korg NTS-2 DIY oscilloscope and wave generator kit”

  2. “I find this video quite mesmerizing”

    Drawing objects on an oscilloscope via stereo channels

    chrissoundz, 2017-10 · Recommendation · in “My Sudden Synaesthesia”

  3. “I like this guy.”

    Fenderson has published many good oscilloscope videos since 2014

    MayeulC, 2020-05 · Recommendation · in “The DooM-chip: no CPU, no opcodes, no instruction counter”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: oscilloscope, xy mode, lissajous, audio visualization, stereo sound

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