Electronic Hacks

Weight Logging Bathroom Scale

  This is a cool scale mod. The Weight Logging Bathroom Scale saves the the time stamped weight for each use to an SD card. This allows the data to be plotted and analyzed. The method that the weight was taken from the existing digital scale platform is real interesting. The original LCD data lines were snooped on to determine what value is being displayed! Thanks Jorge. "First I thought

ChessBot - Chess Playing Robot

  Norris Labs has created an interesting Robot called the ChessBot. It doesn’t actually play the game but rather has the ability to move the chess pieces around the board. Just imagine playing a game of chess on this system via webcam instead of playing virtual chess on the net. "ChessBot takes a hybrid approach that produces a more visually interesting way to move a chess pieces. It uses a

Spooky Bat Dropper using two Servo Motors

  In the video the Spooky Dropper is setup to deliver a bat right in front of the victim. It could drop a spider, ghost, rat or anything else you can dream up! It can reset itself automatically using one normal servo and one that has been modified for continuous operation. This is begging to be hooked up to a motion detector or even the door bell circuit to launch

RGV Laser System

  Remember Carl that made the Spinning RGB LED Ball Display? He has also built a wicked RGV Laser System! I can just imagine using this at the center of a big party. You would have to pass out eye protection though. 🙂 "Three laser beams in primary red, green and violet are combined with the optics harvested from an HD-DVD drive to make white. The total output is 350-400mW,

Surface Mount LED Array

  I shudder at the thought of soldering up this Surface Mount LED Array from bear24rw. Have a look at the build, the circuit board was designed and etched by hand and the picture documentation is very good. These are the same guys that made the RFID Doorm Room Unlocker. Thanks Max. "The driver we choose to design was highly inspired from this one. The basic idea is that you

555 Timer based Servo Tester

  Gadget Gangster has a new project called the Simple Servo Tester. It allows you to plug in up to two servo motors and test them with a simply turn of a dial. You can purchase the project in kit for here if you are interested in adding this to your test equipment. "A little bigger than a postage stamp, the Simple Servo Tester lets you control two digital or

Halloween Spooky Flickering LED Eyes

  Spookyblue entered the Show us your Halloween Project Contest with this great use of some flashing LEDs. That effect is sure to enhance any zombie or skeleton sitting in your Halloween cemetery! Via: Hacked Gadgets Forum "Place a spookyfire "blob" inside a pumpkin, a skull, or anything that would look cool if it were lit with a guttering candle. This effect works great as an indirect light source, but