Mini R.O.V. Submersible

This is a great, easy project! This project is also a first prize winner in the 2012 Instructables Robot Contest! This little submersible uses 3 DC motors and a nine-volt battery. It controls the three motors with three buttons. Its frame is built from lego-type pieces. It is very simple... Read more »

Infrared String Bass

In this project we’re going to take inspiration from Len Keeler’s original Elastic String Bass. We’ll pick it up (no pun intended) and run with it, adding multiple strings for different tonal qualities, etch our own printed circuit board (PCB), and of course, demonstrate the instrument. First we will breadboard... Read more »

The Micro-Synth

I’ve been making electronic musical instruments for a while now, and every step of the way they get more complicated, and harder to produce. Taking a break from the more intense synths, I wanted something simple, easy, and fun to build. Today I made a simple 555 timer synth with... Read more »

SIM Card Reader/Writer Kit

With this SIM Card Reader and Writer kit, you are free to experiment with your SIM cards and the information that is stored on them! You can back up stored SIM card data, recover deleted SMS’s and phone contacts, and even examine the last 10 phone numbers dialed! Read more »