Let's Make Robots!

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Controlls any robot which has a Bluetooth reciever
Hi....           I am building a software wich controls a robot via bluetooth.... It sends out data to the virtual port created with the Bluetooth … Read more
it moves a webcam up and down and right and left.
Well i made this one for a friend . He has a laptop with a broken display but the embedded webcam works fine so he asked me to build a pan-tilt mechanism for this … Read more
Allow just about any sketchup model to be animated within a real time physics engine
I have seen that many users on LMR use google's free sketchup design software to get a rough overview of the appearance of the complete robot. Did you know though … Read more
Run 2 Motors, Fwd and Rev with PWM
I found this site for almost a year ago and I must say it is incredible! Full of useful information and creative, helpful people! When I saw Chris the Carpenter … Read more
Hey guys, (Full disclosure) I work for Trossen Robotics, and this is a prototype for an upcoming product we're making. But- I think it's a pretty cool bot, so I … Read more
I've been working on a home automation project for a while - Jon Williams' Spin Zone column on Sony's IR control format (pdf) got me started on IR control. It's … Read more
Self positioning buoy for scientific use
Using a
Some of you might have read my post on Whirligig http://letsmakerobots.com/node/16995 and its predecessor SEA RENDERING http://letsmakerobots.com/node/21098, and … Read more
Displays images when you shake your head
Hi, this is my POV dispay that I made for my Jamboree troop's gateway. Since I had no way of making it spin or wave, I had to have it just stay stationary while … Read more
Tells you what pipes to hit to play certain songs
Hi, this year I attended the 2010 National Scout Jamboree. My troop's gateway theme was The Blue Man Group, so we built PVC pipe instuments for people to play when … Read more
Flashes light to beats in music
Flashes LEDs to beats in music. The concept is simple. Two FETs act as switches, and turn the LEDs ON when sufficient current flows through its base terminal. The … Read more
Visualize the paths taken by ionizing alpha particles
Yeah, atom physics find one's way into LMR. Here is my simple expansion cloud chamber. An expansion cloud chamber works by saturating the air in a chamber with … Read more
Debugger / PC interface for Propeller
ViewPort promised easier debugging on the Propeller - does it deliver? What is ViewPort? ViewPort is a software tool to help you develop on the Prop.  There are 2 … Read more
Navigate around and cartograph. Follow line and avoid obstacles
Using a
Here is my first robot. It's called Cartographer. It will have three wheels, driven by two rather big stepper motors. Arduino, motorshield and compass module will … Read more
I planned to use tactile sensor on my arduino based robot. In the end I used IR sensors instead. anyway, there are applications where tactile sensor is the right … Read more

Note: You can follow some projects some of the time, but you cannot follow all the projects all the time.




Recently collected


(This node will probably float a bit, have lots of work to do on it. My apologies.) I'd been wanting to create a bridge between Arduino and iOS for awhile. Not … Read more
Stays there, soaking the sun rays. Buzzes angrily once in a while.
The other guy that came out of my little building session on that weekend. I wanted to make a solar roller but somehow the motors I had were unable to push even … Read more

Help with Beaglebone Black balancing robot

Hello everyone, I want to start by saying this question post might become long and I hope you guys hang on and are able to help me. So here we go :)

First of all the robot is barely able to balance. Here is a video of the robot trying to balance. The problem seems to be that the robot is not able to reach the setpoint fast enough. This is a speculation so you guys give me your ideas on what the problem is also.

Project demonstrates various statically balanced gaits of a quadpod.
Using a
YAQ - Yet Another Quadrupedal - is a four legged walking robot. This project demonstrates utilization of various crawling gaits to achieve synchronized movement of … Read more

MDIBs - Metadata Driven Internet Brains

I'm always asking myself, "What is logical for how to build a smarter bot with today's tech and the tech soon to come?"  

Meet Spidey and no, he does not use the Spider Controller! (Looks like a spider, thus, the codename Spidey, or maybe that's just me :D ) He's a single motor based … Read more
navigates environments based on plant derived data
Tenax Mundus, is the tenacious treaded prototype plantoid ready to conquer wild territories such as mildly cluttered carpet, and courageously... err safely avoid … Read more