Best Way to Automatically Turn Off a Lightbulb After 30 Minutes?
I've got a walk-in closet with a door-jamb switch that works great for turning the lights on and off. However, I have a cat that likes to nudge…
automation
Anyone Tried Using Linear Actuators for Single Axis Solar Array Adjustment?
I'm working on a ground mount solar array, but I'm not too confident about manually adjusting it since each panel weighs about 300kg. I'm considering a single-axis control…
How to Convert Images to Lines for a 2D CNC Pen Plotter Using Code?
Hey all! I'm diving into a university project where I'm building a 2D CNC printer that sketches images—basically a simple plotter. Here's the setup I'm looking at: I'm…
Looking for a 12V PIR Relay Without a Timer Function
I'm trying to set up a basic raccoon deterrent sprayer using a 12V battery, a reservoir with a pump, and spray heads. I purchased a 12V PIR relay,…
How Can I Build a Device Similar to Flipper Zero Using Raspberry Pi?
I'm looking to create a device similar to Flipper Zero using either a Raspberry Pi W2 or another compact motherboard. I want it to be roughly the size…