Dynamic Motor and Prop Balancer
From ItsQv
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© Mark Qvale - November, 2017
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| A new tool! |
Introduction
This project was actually done some years ago by some great posters on RCGroups and DoItYourselfDrones. Please see the Acknowledgements section at the bottom of this page. You can (& must!) read the original threads at these two links:
Basically, this is a dynamic balancer for motors and props that can be built for under $100. In the original write-ups there are two versions of the control board and firmware but this build only covers the version that uses the Teensy micro-controller.
Parts
Purchase Parts
- Teensy USB Board, Version 3.2
- 3-Axis ADXL345 Digital Acceleration Module
- QEE123 - Plastic Infrared Light Emitting Diode
- QSE159 - Silicon Photosensor
- 300g Gimbal cushions
- 56 ohm 1/4 watt resistor
- 100 ohm 1/4 watt resistor
- 10K ohm 1/4 watt resistor
- Standard Red LED
- 50mm x 60mm Hobby Board
- Pin Headers
Make Parts
- Photo Sensor mount
- Cushion Bases
- Balance platform
- Motor mount plate
- Teensy control board
- Wood base
My Build
IR Photo-sensor Mount
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Cushion Base
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Balance Platform
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Wiring
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| The complete wiring diagram with Adafruit ADXL345 |
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| My control board |
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| My control board wiring (top view) |
Acknowledgements
See Also
TBA
