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Sparkfuns 6th Annual Autonomous Vehicle Competition

Sparkfuns 6th Annual Autonomous Vehicle Competition

Sparkfun organized a day of Autonomous Vehicle fun at their Annual Autonomous Vehicle Competition. Via: Hackaday Ground Vehicle Classes Each entrant will be classified by the judges as one of the following robot classes for their ground vehicle: Micro/PBR Less than $350 total spent, or small enough to fit into box thats 10x6x4 Doping Class Bring the biggest, baddest and most expensive vehicle you can make ($1k+ or 25lbs+) Non-Traditional Locomotion Have a walker? A modified autonomous self-balancing pogostick, motorized hamster ball? This designation is for you.

Published: June 26th, 2014

Google 3D SketchUp to 3D Printer

Google 3D SketchUp to 3D Printer

Google SketchUp is a free 3D modeling software. Using the steps outlined by Eric William you will easily be able to convert your SketchUp design to something that can be 3D printed.

Published: June 26th, 2014

Scratch Built Cargo Dropper RC Plane

Scratch Built Cargo Dropper RC Plane

With a top speed of 58 MPH this Scratch Built Cargo Dropper RC Plane that ExperimentalAirlines built is no slouch. There is a video camera in the cargo bay so you can watch the cargo drop, there is also a camera mounted on the cargo so you can watch the cargo falling from the plane.

Published: June 18th, 2014

Northrop Grumman X-47B RC Plane Build

Northrop Grumman X-47B RC Plane Build

  Check out this Northrop Grumman X-47B RC Plane Build by Eric Maglio. The internal structural parts were cut by laser from some 1/8 plywood.

Published: June 18th, 2014

Laser Cut Mitre Joints

Laser Cut Mitre Joints

When laser cutting with most laser machines you can only cut straight down. How can we cut angles? Make a jig, Martin Raynsford from Just Add Sharks shows us how.

Published: June 18th, 2014

Class D Audio Amplifier Tutorial

Class D Audio Amplifier Tutorial

Afrotechmods shows us how a Class D Audio Amplifier works and how to build one. A TPA3122 is a class D amplifier on a chip. There are no external power components needed since class D amplifiers use mosfets for switching and thus the heat dissipation is low enough that it can be squished into the DIP package with no heatsinking needed.

Published: June 9th, 2014

Submersible Thruster

Submersible Thruster

If you are looking to design some underwater propulsion Dane from Transistor Man has completed a well documented Submersible Thruster build to get some pointers from.

Published: June 9th, 2014

Printable Self Assembling Lamp

Printable Self Assembling Lamp

   This Printable Self Assembling Lamp is an interesting concept. It starts out as a flat sheet and folds up into a box with an overhead light. The light turns on using a touch sensitive area.

Published: June 9th, 2014

Arduino Bullet Casing Sorting Machine

Arduino Bullet Casing Sorting Machine

Having your technology save you time is great. NYC CNC doesnt have to sort his spent bullet casings any more since he has built this Arduino Sorting Machine.

Published: June 9th, 2014

Etching a PCB using Different Methods

Etching a PCB using Different Methods

Ben Heck attempts three different methods for making a prototype PCB. The methods are the toner transfer method, the laser etch method and the good old hand drawn method.

Published: May 30th, 2014


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