Let's Make Robots!

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
Price: $10 USD
The PowerTwig is a tiny breadboard-able power supply; Tiny, just 3" x 0.2".3 sets of headers let you connect to Vin (power straight from your power adapter), 5V … 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

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




Recently collected


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
Using a WiPy to control an L298N motor driver, then servos... Then the world?
The WiPy homepage I will document the ease of use of the WiPy in this segment over the coming days. Looking over the Documentation Read more
Here's my partial build of my six-wheeled GardenerBot. Ideally it will at least drive around the yard successfully! :D Based on the Wild Thumper design idea. Using … Read more
This is the tilt part for a pan&tilt am working on for a solar tracker , but the bracket been altered for a greater angle of movement  for a little camera … Read more

Building Scatolot MK IV

With 3d printed BaasWheels!
For offroad conquer!
Or awful slippage on flat surfaces

Scatolot+mearm!
Needs to be fixed to the base somehow.

Hexapod navigating using CV and lasers
This hexapod sends out a laser beam and detects objects by looking at the reflection using a camera. Unlike most other CV robots this one works better when it's … Read more
unlocks when knock in the correct way
So basically it's just a box that unlocks when you knock the secret knock, the locks when you get it wrong If anyone else wants to make one here’s the … Read more
Measures my Heart activity on a FPGA chip
At Last I have been able to experiment with my  terasic Deo_Nano FPGA Development Board. It uses an Altera Cyclone IV, EP4CE22F17C6N, FPGA chip. My example above … Read more