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Piko model train speed controller (12V)
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Model information
- Source
- Printables
- Category
- Other Toys & Games
- License
- Creative Commons — Attribution — Noncommercial — Share Alike
This speed controller is built using an inexpensive PWM DC motor controller from AliExpress and a repurposed 12V power supply (e.g., from an old scanner or other electronics). Ensure the power supply provides at least 1A of current.
The knob used in this project can be found here: