Let's Make Robots!

Most Collected: Tip/walkthrough

Gets your robot up and running through a Python App
UPDATE : 7/14/2014 : 1) Controlling a robot via a Python GUI added 2) Video demonstrating GUI control added. Read more
Modify your rc-servo into a computer controlled fully funtional servomotor with 12-bit absolute feedback (4096 positions - 0.08 degrees resolution)
Yes we like servo mods! Read more
Robotic parts made with simple tools.
     Even with 3D printers and milling machines accessible nowadays, I guess this post will interest some people. From time to time, I am asked how I produce my … Read more
Using the Wii Remote IR camera directly with an Arduino
Using a
The Wii Remote became a very intersting tool for hacking and other uses where it not has been mentioned for. After the first hacks appears in the internet a lot of … Read more
some formulas to help in the motor choice
  One of the problem building a robot is the choice of motors. I'm speaking about a mobile robot with wheel. So, I'm not speaking about legs or others geometries. Read more
Updated with Bonus tip! You can "easily" hook up some cheap UHF / FM whatever units to make 2 MCU's talk wireless by serial. But you need to learn some stuff, this is what I learned :)
Since I discovered this: http://letsmakerobots.com/node/5916  all has changed! I was blind, but now I can see. And I can program! On Picaxe, in order to send … Read more
I read on the Arduino forum about using cheap Nokia data cables as a compatible "FTDI cable". I decided to have a look and started to shop around for a compatible … Read more
UPDATE: I decided to remove the H-Bridge part, now the motors are directly connected to the AA batteries, and the Arduino is connected to the 9V battery. This … Read more
Rotates a head along a mathematical function
Did you ever tried to rotate the robot head and found the movement nervous?    This tip can help to smooth movements out.  Did you ever looked at a robot and … Read more
Well, it can grip stuff, and your robot can use it as hands!
**Watch the video!** To make this project you will need: Read more
(JKA is working on something more fancy than this, an applet for download)   If you are using Picaxe, I am sure you know, use, and appreciate the function … Read more
Basic instructions on how to add one of the most commonly available fuel cells to your next project.
Fuel cells! Power source of the future! Ever thought it would be cool to have one of these things powering your next big project? Well now you can, because I'm … Read more
Drives 2 DC brushed motors. Holds 4A per motor.
Need a 8A  motor driver but don't have a lot of cash, look no further this article describes a simple and cheap solution. This project uses just few electronic … Read more
Shows you what kinds of things to consider when picking a battery for your robot