Sand drawing robot PCB v1.2

Thanks to PCBWay for the sponsorship! All the CAD, PCBs and code are open source here: https://github.com/tjhowse/sand_drawing

Join Today
I built a light that transforms its shape
▶︎

I built a light that transforms its shape

A Combat Robot Weapon that NEVER STOPS SPINNING
▶︎

A Combat Robot Weapon that NEVER STOPS SPINNING

Will WOOD wheels survive 50 km/h? (RC madness)
▶︎

Will WOOD wheels survive 50 km/h? (RC madness)

The Technology We Killed in the 1960s Is Now Worth $3.3 Billion
▶︎

The Technology We Killed in the 1960s Is Now Worth $3.3 Billion

We Bought the Trump Phone So You Don’t Have To
▶︎

We Bought the Trump Phone So You Don’t Have To

From Zero to Hero I Created a CUSTOM Brushless Motor in 1 Week!
▶︎

From Zero to Hero I Created a CUSTOM Brushless Motor in 1 Week!

Improved wooden mechanism for the sand drawing robot
▶︎

Improved wooden mechanism for the sand drawing robot

I Made a Tiny Volumetric Lamp
▶︎

I Made a Tiny Volumetric Lamp

Casting SALT like Metal - What Happens?
▶︎

Casting SALT like Metal - What Happens?

Memory is too expensive so I made my own
▶︎

Memory is too expensive so I made my own

The Machine That Erases What It Creates
▶︎

The Machine That Erases What It Creates

I Built an Internal Cycloidal Robotic Actuator
▶︎

I Built an Internal Cycloidal Robotic Actuator

Is Russia Actually Losing?
▶︎

Is Russia Actually Losing?

Wooden Sisyphus Sand Table with Knobs! Powered by UNO
▶︎

Wooden Sisyphus Sand Table with Knobs! Powered by UNO

I built myself a new Robot Buddy!
▶︎

I built myself a new Robot Buddy!

This radio can see through walls
▶︎

This radio can see through walls

Handmade Kerbal Space Program controller
▶︎

Handmade Kerbal Space Program controller

Building Fiber Coupled Laser Modules
▶︎

Building Fiber Coupled Laser Modules

1 Week of Sisyphus Table drawing
▶︎

1 Week of Sisyphus Table drawing

I Built A Million-Dollar Machine For $200
▶︎

I Built A Million-Dollar Machine For $200