Let's Make Robots!

Telepresence Magabots - Any volunteers?

UPDATE 04 Dec 2011:

Hi LMR!

We're here at this amazing robotics exhibit in Lisbon, Portugal and we have several available magabots. 

Telepresence, obstacle avoidance, line following and can be remote controlled using a kinect
This is a bot that we’ve developed for a event called SAPO Codebits V Read more
Navigate around via infrared
Using a
MiniBot is a robot I created to test my new nanoDuino boards. It is based in an old Mini Cooper toy car I had. It is a very small car, almost the size of a arduino … Read more
Navigate around via ultrasound
Using a
I built this robot to test some different ideas that I had. One of them were the CD wheels and other was the free wheel tilted by a servo. It ended up to be a crazy … Read more
Navigates on water via ultrasound
Using a
Update 23 Aug 2011: This new version has bigger bottles, only one motor and propeller which operates out of the water and has a servo that controls the double … Read more

Small stepper motors

Hello LMR,

I need to get two motors which I can control precisely, like in a CNC.

I've been looking for small stepper motors and found these, which Pololu sells:

http://www.pololu.com/catalog/product/1204

They seem to be good but I'm not sure about their speed (I've read somewhere that the are low speed and I would prefer fast motors).

 

nanoDuino, sumo and soccer bots

Hi Everyone,

I'm starting with some new projects.

The first one is nanoDuino, an ultrasmall arduino, based on patrickmaccabe's one. This one has all the input and output's pins broken out and the sockets for FTDI and ICSP cables. It is 18,5x20,5 mm:

Navigates around via ultrasound
Using a
This is a very simple robot which only has two wheels made of old CDs. Its brain is a motoruino and uses a sonar to detect and avoid the obstacles. On the video … Read more
Throws oranges when it sees a certain color
This is a catapult/trebuchet made of canes, which controlled by a PC via an arduino and a servo connected to it using a USB cable. The computer runs the … Read more
Turns on and off whatever you connect to it
There are already some great projects on the internet about hacking home automation systems, but what I wanted to do was to control my plugs creatively. Thats why … Read more