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003Case Study · In Progress

Independent Research · 2026

A 3D-Printed Piezo Stick-Slip Motor That Runs on 15 Volts, Built and Measured at Home

Four months, a $449 scope, two printers and a home-built interferometer:
the full write-up of a 3D-printed stick-slip piezoelectric motor driven at 15 V,
with every file, number and failure.
13 sections in 18 parts: 16 published 2026-08-25, 2 coming September 2026.

Published · Last updated

3.09mmforward travel, single run
15Vdrive voltage, printed motor
16of 18 partspublished, 2 due September 2026
TimelineFour months, 2026
AuthorSoon Young Kwon
AffiliationHarvey Mudd College
Structure13 sections · 18 parts
InstrumentsRigol DHO804 · home-built Michelson
StatusIn progress
The rig running a 5 Hz sawtooth (August 2026). The audible tick is the flyback.

Files and data

FilesCAD, firmware, capture scripts, data and this text are published with the project repository.

Archived snapshot: DOI: to be assigned (set doi in articles.json and rebuild).

References · STL viewer (drag any STL from the repository into it).

Cite this

Kwon, S. Y. (2026). A 3D-Printed Piezo Stick-Slip Motor That Runs on 15 Volts, Built and Measured at Home. Soon Young Kwon. https://www.soonyoungkwon.com/piezo/

@misc{kwon2026_piezo,
  author       = {Kwon, Soon Young},
  title        = {A 3D-Printed Piezo Stick-Slip Motor That Runs on 15 Volts, Built and Measured at Home},
  year         = {2026},
  howpublished = {\url{https://www.soonyoungkwon.com/piezo/}},
  note         = {Part of the series: A 3D-printed 15 V piezo motor, built at home. Soon Young Kwon},
}

Soon Young Kwon

Harvey Mudd College. Built and measured at home, April–August 2026. www.soonyoungkwon.com/

How this was written. Bench work, data and text by the author; drafted and edited with AI assistance (Claude). Every number is tagged Measured, Derived or Estimated and cited.

Text and images CC BY 4.0 unless noted.

Changelog