# Harmonik Rotator (motor hack experiment)

**URL:** <https://lookmumnocomputer.discourse.group/t/harmonik-rotator-motor-hack-experiment/2423>\
**Category:** DIY STUFF\
**Created:** [December 3, 2020, 12:11pm UTC](https://lookmumnocomputer.discourse.group/t/harmonik-rotator-motor-hack-experiment/2423 "2020-12-03T12:11:30Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Dud](https://yyz2.discourse-cdn.com/free1/user_avatar/lookmumnocomputer.discourse.group/dud/32/610_2.png) [@Dud](https://lookmumnocomputer.discourse.group/u/Dud)\
**Post date:** [December 3, 2020, 12:11pm UTC](https://lookmumnocomputer.discourse.group/t/harmonik-rotator-motor-hack-experiment/2423/1 "2020-12-03T12:11:30Z")

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An experiment i’ve done with 2 strings, a motor, one piezzo, a little circuit with LM386 and another for motor speed control

Not a 1V/oct 😁 but it make some harmonic

 ![Harmonik Rotator (2)](https://global.discourse-cdn.com/free1/uploads/lookmumnocomputer/original/2X/2/2e43e47148df6a2f62fc17ad1d3b2094b6d958ff.jpeg)

 ![Harmonik Rotator (1)](https://global.discourse-cdn.com/free1/uploads/lookmumnocomputer/original/2X/7/76a3b0f4dcdebde330616802704b3c8ca35c7839.jpeg)

> **[Harmonik Rotator - Vidéo Dailymotion](https://www.dailymotion.com/video/x6cr8ux)**
>
> Harmonik Rotator Machine Diy https://soundbender36.wordpress.com/

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**Author:** ![Farabide](https://avatars.discourse-cdn.com/v4/letter/f/ecc23a/32.png) [@Farabide](https://lookmumnocomputer.discourse.group/u/Farabide)\
**Post date:** [December 3, 2020, 2:18pm UTC](https://lookmumnocomputer.discourse.group/t/harmonik-rotator-motor-hack-experiment/2423/2 "2020-12-03T14:18:40Z")

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Love this. Right up my street.