This simple, wearable circuit uses an operational amplifier (or “op-amp”) chip to convert sound into light.
Who hasn’t dreamed about owning their own metal detector and searching for buried treasure, or at least a few dropped coins?
First I will show you how to make the enclosure, and route the wires.
Here i’m going to show you how to use a cheap $10 MP3 Player, and have Arduino Control it.
As complicated as I thought this would be, this circuit is using the basic fundamentals of electronics and algebra.
Hack a $30, single-use camcorder to make it reusable, then launch it up in a model rocket and capture thrilling astronaut’s-view footage of high-speed neighborhood escape and re-entry.
For more information go here.
Looking for some punk-rock glam that shows off the creative crafter inside?
A watchdog device monitors your computer to see if the OS is still running.
Safely and effectively charge your USB-powered devices when you are away from your computer with this handy charger!
A simple cardboard adapter that can use a scanner to scan slides like ordinary documents.
If you’re familiar with tabletop product photography and video, you know what a pain it can be to shoot overhead shots while working on your subject.