Measuring the center of mass of the arrow arm, in its unfinished form, will be inaccurate, but we can come closer to being accurate if we place as many of the components on it before making our guess.
Courses and lessons with this Tutorial
This Tutorial is used in the following courses and lessons
Build a DIY Rotating LED Clock Display – For Parents and Kids (Online and Self-Guided)
Discover the fun of DIY electronics with your child in this self-paced, beginner-friendly online course, where parents and kids work together to build a rotating LED strip display!
Designed for those with no prior experience, this project-based course walks you through the entire process of assembling a spinning LED display that uses persistence of vision to create a glowing clock.
- 60
- 0:00
- 56
Tip the Balance – Mounting the LED Arm
Balancing Act
The goal of this lesson is to attach the LED circuit PCB to the motor at its center of mass to minimize vibrations while it spins. This is the final lesson where we’ll work on the hardware of your rotating LED display!
- 7
- 2
- 7
- 3d_rotation 0