Arduino Sun Tracker Turret
This 3d-printed brushless DC electric motor has 600 Watts, and performs with more than 80% efficiency!
UPDATE: There is another version of this controller that uses MSP430 Launchpad and can read other types of encoders, such as “Standard” Ch...
31 Insanely Clever Remodeling Ideas For Your New Home
3D Printed Micro Rock Crawlers - 3D Printing Industry
Akoma Hound Cooler -- a great way to keep your dog cool when in the car
25 Best Sites to Download Free STL Files to 3D Print | All3DP
Vertical Axis Wind Turbine by hooptey.
If you want to heat a room with just one candle and save even more money you need to create thermal mass and then radiate it with terracotta pots. It more simple than you could ever imagine.