Let's Make Robots!
Radio controlled with some assist sensors in case connection breaks
Using a
AATV stands for, Autonomous All Terrain Vehicle. Fully custom metal chassis, and "tank" like tracks. Electronics go inside scooter charger box Motors and drive … Read more
How to make polymorph sheets, brackets and a link to making rods. So far I've worked out how to make flat sheets with a smooth glass like finish and from those … Read more

Max713 NiCad/NiMH smart charger.

I made a battery charger with some free samples of the maxim max713 chip.

Maxim home page.

Chip details.

Datasheet.

Search for samples.

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
Facial expressions for interactive robots
     Few days ago I decided to continue my interactive robot (http://letsmakerobots.com/node/36100), and it's been some time I'm making some sketches for a more … Read more
I have seen a number of fantastic Hexapod style robots, most using laser cut parts and very expensive servos. Chopsticks is a robot Spider made from cheap standard … Read more
I have built a couple of rudimentary 2-wheeled rovers before, nothing special, but I really fancied trying a hexapod.  So here it is/will be.  It will be an … Read more
Tracks faces and orientates the camera so that the face is always in the middle
UPDATE 1: I have stripped down the processing code to the bare basics so that it can be used however you want. I added lots of comments to make it easier to … Read more
In an earlier tutorial on IR object detection sensors I mentioned that they could be used for object tracking. Now I show you how and my progress so far. I've also … Read more
UPDATE 28/12/2013 VIDEO of LEDko playing... macarena http://youtu.be/632UrOgEVBg VIDEO of LEDko playing the piano: http://youtu.be/OWzvuD2DSA0 LEDко is a robot … 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
Old pic: http://letsmakerobots.com/files/clone_cnc_closeup_1500px.jpg TinHead's Original: http://letsmakerobots.com/node/9006 Vector Drawings: … Read more
Sometimes you need to know what position a servo is currently in. Two examples are: 1. The robot has lots of legs and the power has just been turned on. Without … Read more
Rover 5 is a unique and powerful  tracked chassis designed by OddBot and produced by DAGU. Specifications: Motor rated voltage: 7.2V Motor stall current: … Read more