Batteries from my cordless mouse, and from the bird bath’s Water Wiggler, both need more electrons. I’ll let you guess which is which.
Author: doug
Sipping bourbon
You know it’s cold…
You know it’s cold…
Tea
Mango
Red sky in morning
Color code
Cyborg fish?
No, an automated shade for our aquarium. If enough light hits sensors mounted on the front, a stepper motor lowers a window roll shade in front of the aquarium to keep the sun out, and thus keep algae growth down. I built this using an Arduino, the best thing to come along for electronics hobbyists in years.