Let's Make Robots!
Another school project. I designed it by myself, and it goes fast on water but it doesn't move on the floor. It uses spinning direction switch,one motor (not … Read more
Beeps and turn led on if you pass it
Hello! This is my school project and it's called passing alarmer (or whatever it is) and i like to show it to you! It beeps and turns led on if you pass it. I have … Read more
Allows you to save data to off chip memory location as well as record rtc data.
This is a early LP shield that was actualy meant to have other features, but due to time constraints and wanting to get something to test with, I had to cut out a … Read more
Moisture sensor for your garden...so it measures moisture...
Headphone plug turned moisture sensor. For a little while now I've been looking at how to do a diy moisture sensor that I could use for my garden project. There … Read more
Cable used to program standalone AVR (Arduino) chips (ATMEGA328p)
  This weekend I made me a "cable" to program my ATMEGA328p chips the Arduino way. As usual by design goal is to use what I have rather than buy a solution, in … Read more
Analog, Serial, Motor Control, Audio, Video, Xbee, Bluetooth, PWM... Everything!
Chris was nice enough to send me a little project of his called the 444AVXB. Why the weird name? Well, because it does EVERYTHING. 4: amps of motor driver power (2 … Read more
The business end with the round heat sink is a 445 nm (blue) laser that is good up to about 2 watts maximum. I turned out the laser heat sink on my lathe. I found … Read more
Ultrasonic Backup Sensor for My Car
      Hey everyone I made this ultrasonic range finder backup sensor to enter a contest for an iPad. It gives you the distance to an object in feet … Read more
Sentiment analysis and expression
Sentiment analysis is a technique used to infer or interpret some emotional context in communication - in this case, usually text. It is a growing field for … Read more
Home made ROV for shallow waters
Update 11/9-2011 So I finally got a chance to take the ROV out for a test. I knew that there was a buoyancy issue as it floats to high in the water. So I took along … Read more
 As I make more electronic gizmos, I try to grow in efficiency. This includes my actions of trying to move to more SMD (surface mount device) parts in my circuit … Read more
Okay this is just a concept at this point, but If it generates enough interest i'll begin finishing the design. I want to take the Sanguino, Arduinos Middle child … Read more
overlay data from an arduino on live video
The Video Experimenter shield from nootropic design allows data overlay from a camera.  This is the demo program running.  I'm using an old pair of video goggles … Read more
Create a solid rocket motor at home!
Manufacturing combustion chambers and nozzles, cooking rocket fuel and using PVC pipe to create custom rocket motors right at home! Not only is making your own … Read more
Read RFID tags and Smart Cards with this handheld device
A Basic Stamp 2px powered handheld device that can read RFID tags and Smart Cards then displays the data on an LCD screen. Future upgrades will include the ability … Read more
Accelerometer assisted fin actuation to provide straight flight
This model rocket was modified to fit 4 servos, each controlling the position or a fin. An accelerometer in the nose cone gave data to the Arduino in which it … Read more
Provides a 16 port IO device for the chip.
A note on the cost and time estimates. Time = time to draw out the schematic, do the layout and then populate the board. It's also the little things that seem to be … Read more
Preface:  No, this is not a robot.  But either I document this project here or on my turf & soil blog.  This seems like a better choice.  And yes, I use a … Read more
I show you data on your LED so you can save some power on your LEDs.
My program shows you all of the data on your Led from the first light to the normal operation light. From that data you can pick an RS that is good light, but lower … Read more