The original design by Makeblock was ok, but the software they provided was awful. What began as a plan to switch out the electronics with GRBL compatible replacements, somehow ended up as somewhat of a redesign. In particular I wanted the z axis to...
Hackaday 2016 Prize VideoEver hold an object at an angle to the light, to see subtle details in the surface? Now imagine that technique on steroids, and you have Reflectance Transformation Imaging, RTI for short. Photographs are taken of an object at...
PiDose is an open-source tool for scientists performing drug administration experiments with mice. It allows for automated daily oral dosing of mice over long time periods (weeks to months) without the need for experimenter interaction and handling....
The ConceptMost bats navigate at night by echolocation, sending out ultrasonic pings to get a picture of the world around them. This device detects those pings. Since bats are in short supply this time of year, I cobbled together a bat call simulator...
At present PDP-11 computer systems are mostly forgotten, but there are PDP-11 compatible Soviet microprocessors still available on eBay (never used "new old stock") as KR1801VM2 (КР1801ВМ2 in Russian) and I'm going to bring PDP-11 of...
Conway's Game of LifeThis project implements well known Conway's Game of Life.Note that this implementation uses Periodic Boundary Conditions to simulate a field of an infinite size, i.e. each boundary is connected to the opposite boundary. This makes...
The first step is scavenging. You need an old truck cap or camper top, look around road side and check on CL. And you need some 2x4's and plywood. I found a guy with a couple free truck caps on CL that I got home on my car. Yes, my...
Now with CAD & CODE: https://github.com/TheSinc/BadmintonAce/ First few test feeds from the brand new hardware & software. Software is only roughed in enough to do some feeding so I could make a video but I like where things are headed. A long way...
Recent achievements:Battery build: Orthophotomaps: Simple mapArea measurementsMap with elevation data Endurance flight: Project: As the name of the project implies, I wanted to come up with a free-to-share UAV concept for a capable plane...
This completely open source project breaks down into four main parts. 1) Part 1 -Seismic sensor From Wikipedia, the free encyclopedia - "In geology and other related disciplines, seismic noise is a generic name for a relatively persistent vibration of...
Introduction Polo and the Pony Express: The T Acronyms Primary Purpose Restoring Communication When Our Infrastructure is Down Secondary Purposes The Ancient Library A Clarkeian Satellite/Spacecraft Analog The Trill Tethered Rocking Orbiting Tracker...
I came up with the idea to use a good 'ole Raspberry Pi and I figured there must be some way to go on the internet, grab the appropriate TV schedule and then read it out through an amplified speaker, I decided that I also needed an easy to use and chunky...
Although smart grocery carts improve the customer experience and plummet maintenance costs by providing an automated product tracking and payment system, the current integration methods are expensive investments for small businesses in the food retail...
DOCTORS WITHOUT BORDERSDIAGRAM// UPDATE 29-JUL-2015: // Added A.V.V.A. (ALZHEIMER VICTIM VIDEO ASSISTANT) at #28 below - just scroll down to it.// #29 - V.I.S.O.R. - (Visual Instrument and Sensory Organ Replacement)// #30 - BioBed - Star Trek Medical...
IntroductionThe Mysterious Wave PulseFive Most Important FactorsThe Problem With Using Acceleration Pulses to Send Morse CodeMotor FeedbackInverting the Morse SequenceThe Algorithm and DecoderParallel Operation Using a Single Pin and Bus ProtocolMinimal...