Let's Make Robots!

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wrench_orange.png Your work in progress or a finished robot: Robot project
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comments.png Discussions and questions: Forum topic
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lightbulb.png Help others with what you have learned: Tip or walk through
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Navigate around a table top using IR
Using a
  I've had my Arduino for over a year and had done very little with it until recently.  Mainly because I didn't have the tools or knowhow to actually build … Read more
It automatically programs a bunch of uControllers based on a firmware "playlist" created on PC
Using a
  Well, recently, I needed to have a bunch of AVRs programmed... A big bunch... And as I am really bored on repeated procedures I decided to make a robot to do … Read more
Follows the light from a lighter
Using a
Hi, My name is Zuzu, I live in my masters pocket and usually I sleep at day, but at night, when all the lights goes out, I will wake up and I will seek the most … Read more
Hi LMR...          I think that you often run into the problem with MCU that when you press a button it read it not only one time but often even 50 times or … Read more
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

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




Recently collected


The insect bot is simple to make, and uses a vibration motor as its head, which is powered by a capacitor as its abdomen, which I salvaged from an old toy plane, … Read more
My first attempt at a dancing Chinese lion was rushed and failed miserably. I did however learn a few things from the failure and am attempting to make a fully … Read more
Arduino MINI V3, Bluetooth, Infra LED, Key & Joypad controled robot.
Triple Axis Magnetometer - HMC5883 Using Arduino Nano V3 plate infrared LEDs built a data transmission device, which is controlled using a PC terminal programs … Read more
Learns through pattern recognition, drives very manoeuvrably, calculates best action from success of previous actions.
If you are familiar with the combined work of the late Terry Pratchett and Stephen Baxter, then you will understand why I have called this robot Lobsang. If not, I … Read more
Get a mBot from makeblock for a review
Update 29 July 2015: the call for reviewers is closed. Thank you all for your propositions to review the mBot kit. Makeblock is reviewing now your comments and will … Read more
ATMEGA16, LDR, Following line control robot
The robot is controlled in this way we also, when we want to move along a specified line. Whether it followed, or as shown in lines (black szigetelőszallag taped) … Read more
     Movies can be a great source of inspiration for our projects.      As a post-apocalyptic movies fan, I've waited anxiously for Mad Max: Fury Road. The … Read more
This is a simple demo showing how a simulator using Processing can look like with only a few lines of code: I used something similar for my quadruped robot and was … Read more