RASPI Internet RADIO WITH GOOGLE music
It’s not his first Internet radio, but [Matthias]’ modernization of a classic Bakelite radio is a real, functional piece of art. Not only does it retain the look of an old radio, it also has the capability to listen to streams and his entire MP3 collection through the Internet. For the software, [Matthias] used jquery …
KARMA CONTROLLER MAKES REDDIT A game
[Will] likes Reddit so much he built this dedicated controller that lets him play the social web site like a video game. He calls it he Karma Controller. In this case, ‘Karma’ refers to ability to accumulate a large number of net up-votes on a Reddit post. The device features seven buttons which are all …
ALEXA, SUDO checked out MY RESISTOR! A difficulty FOR HACKERS
nothing makes us feel a lot more like we’re on star trip then stating “Computer, turn on desk light,” as well as enjoying the light turn on. Of course, typical people would have left the get up word as “Alexa,” however we like “Computer” even if it does make it difficult to enjoy star trip …
ALEXA, SUDO checked out MY RESISTOR! A difficulty FOR HACKERSRead More
HIGH speed CIRCUIT style FOR QUANTUM PHYSICS LIGHT SENSING
[Limpkin] styles circuits for a living. This board is one of his recent projects, as well as although his skills are light years ahead of our own experiences, he did a quite great task of describing exactly how he put this board together. He was tasked with measuring the light intensity of two photodiodes. The …
HIGH speed CIRCUIT style FOR QUANTUM PHYSICS LIGHT SENSINGRead More
8×8 RGB little type element toy
Here’s a great tip, sent in by [Martin]. He has put together this extremely compact bundle for an animated 8×8 RGB LED range with a small footprint. It is managed by an ATMega16 powered by 2 little lithium cells. While it may not be rather as little as the area invader button, it seems to …
PORTABLE ELECTROMECHANICAL SLUG THROWER
The P.E.S.T. is a “centrifugal” launcher using a rotor powered by a DC motor to accelerate plastic BBs. It has a 50 round magazine and 3 fire modes: semi-auto, 3 round burst, and full-auto. fire is not immediate because it takes 0.75 seconds for the rotor to spin up. If you follow this “read” link …
MIDI OUT FOR A KORG CX-3 ORGAN
[Michael] likes this old organ of his, but recently he wondered if it would be possible to add MIDI out without altering its original functionality. With a bit of research study as well as a lot more than a bit of difficult work he accomplished his goal. The great thing about working on a high quality piece …
CONTROLLING SPYKEE via web CAM using YOUR FINGERS
[epokh] sent in this cool project where he wrote some custom code to control the Spykee robot using gestures. He filters out everything but green through his web cam, then wraps his fingers in green tape. He then runs a series of filters to clean it up a little bit. The resulting “blobs” are tracked …
PCB STENCILS FOR $200
There’s some really cool stuff to find if you wander around a Michaels craft shop or hobby Lobby long enough. Recently, [Ben] picked up a craft cutter – a small vinyl cutter-like device indicated for scrapbooking and other crafty endevours. He’s using this maker to create solder paste stencils that are better than any laser …
MAKING A RAIL gun
[Rp181] has documented his entire rail gun build. He takes us through collecting the materials and assembling the system. It required 18 400V 3900uf capacitors to get the 5600 joules he wanted. It looks pretty impressive, though a video of it wreaking havoc on something might have been nice. We’ve seen rail guns before, from …