Karl Lengfeld — studio for sound, image and software

Karl Lengfeld runs lengfeld+, an open studio for sound, image and software.
He builds instruments and tools, some to buy, some free to keep, and opens the + to other makers.

shop see the studio

featured

MODBOY

A Game Boy — DMG, Color and Advance — rebuilt as a playable Max for Live instrument for Ableton Live: bend the live chip until picture and sound break together, split any game into per-voice stems, and recall any moment cold.

get MODBOY →

selected projects

All studio projects →

external

Strange Projectors 478

2026

A short looping video from Brandon Eversole's Public Memory. He keeps authorship of the work; the studio wrote the score.

The studio

lengfeld+

studio

the studio for the projects, the music and the software. the work gets made here from scratch, end to end, and kept independent. the + is what he opens to other makers: a record label on the way, and room for anyone whose work crosses sound, software and image.