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
brick.png Show what you are making robots of: Component
lightbulb.png Help others with what you have learned: Tip or walk through
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This is a complete rebuild from v1.x, as you can see. This robot is much larger, and much more complex than v1.x was. I designed the decks using 3D CAD and had them … Read more
W.A.L.T.E.R. is my experimental and learning robot platform and will never be complete.  This is the first robot I built, back in 2006 - W.A.L.T.E.R.. It was named … Read more
It tells you the number of people who entered/left your room based on IR
  I'm using an IR LED an IR sensor and an 8 digits screen to show the number of people. When you go throughlaser the sensor sends a 1 signal to the screen.  this … Read more
Provides Rover 5 chassis with motor drivers, power supply and IR sensors
Introduction: The Explorer PCB was designed specifically for the 2 motor / 2 encoder version of the Rover 5 chassis. The Explorer provides all the basic features … Read more
My grandchildren are visiting for a month, as they always do during the summer, and when they arrived the youngest told me that he wanted to build a robot. How … Read more
My daughter and I created our first robot using the BeagleBone Black as the controller. My blog posts below document how we built it: I just got my Beaglebone … Read more

RG2

This page is a work in progress but i wanted to get something out in advance of today’s robot party.(7-19-2014 12:00 EDT)        RG2 combines several ideas i … Read more
simulation
Angle bars are frequently used for strengthening purposes. Shown here are two ways that may be used on the angle bars: Method 1) Weld one of the flanges onto the … Read more
What do you do when your 6 year old is excited to share his idea : "Let's build a robot!" Well obviously you start building a robot with your son! At least … Read more
High speed omni directional robot ideal for soccer bots
Using a
Now with video, Scamper appears to be a little wobbly at slow speeds but that is because at only 6%, the motors are constantly stalling and restarting. Once the … Read more
Back in January, I found some video kind of like this of the Silbot dancing a Tango and posted a blog about it (from which the video appears to have dropped off.) … Read more
Goes 20.2 mph, reduces life expectancy
Most of the electric skateboards for sale today are big, heavy, and ugly.  The company promising to change that, Boosted Boards, is charging nearly two grand for a … Read more
Gets your robot up and running through a Python App
UPDATE : 7/14/2014 : 1) Controlling a robot via a Python GUI added 2) Video demonstrating GUI control added. Read more
This is my first robot. I have used an MPU6050 IMU, Arduino UNO, and an Arduino Motor Shield. The motors I have used are cheap ones, that is why a small … Read more
Navigate around via Ultrasound Sensors
I call this robot Explorer :) This can decide its own path using SRF05 ultra sound sensor. Its primary path is going forward, but if it finds obstacle within 20cm … Read more

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




Recently collected


Robotic parts made with simple tools.
     Even with 3D printers and milling machines accessible nowadays, I guess this post will interest some people. From time to time, I am asked how I produce my … Read more
An air muscle contracts when is is pressurized
I have been looking for alternatives for servo motors, and I stumbled apon air muscles. It seems to me air muscles are very promising they can do a significant … Read more

Controlling a Raspberry Pi / Arduino Bot from the Internet Part 2 of 3

This is part two of a three part Series to explain how I control my BotTwo semi-Autonomous Robot from a webpage on the Internet. 

Here is a simple upgrade for the Raspberry Pi camera. Although the stock lens is sharp ..... it lacks that spycam aspect....... There are loads of fixed lenses … Read more

Which MOSFET to use for battery voltage measurement?

Hello all,

I'm currently building a buoy with a string of sensors that measures temperatures at different dephts. I'll be making a blog or Something Else later.

The thing is, I want to measure the voltage of the battery (Li-Po) to be able to predict when it needs to be charged since the system will operate "out-there-in-the-middle-of-nowhere".

[Update: Chapter PROGRAMMING - Markov chain text generator] Introduction x2 is a small humanoid robot platform for my current research. It is also a HackadayPrize … Read more
Control every robot with a customizable app
I just finished a project I have been working on for quite a while now - a fully featured universal Bluetooth remote for Android. Most controllers I have seen on … Read more
Bitbang Control over FTDI
This is a short note on how to setup a C programming environment for the FTDI chip in bit banging mode, since that's what I had difficulty doing. There may be … Read more