Community Weigh-In For Sci-Fi Contest

sci-fi-community-weigh-in

The entry period for the Sci-Fi Contest ended at mid-night yesterday morning. Now’s the time to weigh-in as ten prizes will be awarded based on the community outpouring for the project. Go check out all of the projects that were entered and register your opinion through “Follow Project” and/or “Give a Skull” buttons.

We’re hoping to announce judging decisions for the contest on Thursday, May 8th.

This Is Not-A-Camera

not a camera

What’s this? A 2-Dimensional wooden camera cut-out? Nope. We lied — it’s actually a digital camera squeezed into 1/2″ sheet of walnut!

[Olivia Barr the Third] originally made this for her 101-year-old grandmother [Olivia Barr the First], who recently got into photography in her late 90’s! [Olivia]  wanted to make her a digital camera that was light and easy to use. She succeeded and has started an art project over at notacamera.tumblr.com — Spy photography? Kind of?

The small 3″ x 3.5″ camera packs an HD video camera with 16-bit mono audio, and is able to take 1280 x 960 stills. It uses a microSD card, a 3.6v 250mAh battery and has a power button, status LEDs and even a USB port.  It was laser cut out of 3 sheets of walnut board and glued together, sandwiching the components in place.

Just for fun, she’s also made a “selfie” version which is laser etched onto a piece of mirror for easy framing of your face.

Hackaday Space: Transmission 2 Puzzles Explained

transmission-2-explanation

So yesterday we gave you a round up of Transmission 1 which went out on April 1st. We quickly went from having to put something fun together for April 1st to running a full month-long ARG making things very very hectic at SupplyFrame HQ. Let’s take a look at what pearls of data were hidden in the week 2 offerings of the Alternate Reality Game. In case you’ve been stuck somewhere without Internet for a couple of days, the game was a lead up to announcing The Hackaday Prize.

Transmission 2 started with the following video appearing at the top of the Hackaday blog:

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A Masterpiece Of 3D Printed Case Modding. With An Ouya.

We’ve seen a few of [Downing]’s portabalized console builds before, but this one is his first build in over two years. That’s a lot of time, and since then he’s picked up a lot of great fabrication techniques, making this one of the best looking portables we’ve ever seen. It’s a repackaging of an Ouya, but we won’t hold that against him, it’s still an amazing piece of work.

In the build log, [Downing] started off this build by using a 3D printed enclosure, carefully milled, filled, and painted to become one of the best one-off console repackagings we’ve ever seen. The speaker and button cutouts were milled out, and an amazing backlit Ouya logo completes the front.

Stuffing the Ouya controller inside a case with a screen, battery, and the console itself presented a challenge: there is no wired Ouya controller. Everything is over Bluetooth. Luckily, the Bluetooth module inside each controller can be desoldered, and slapped on a small breakout board that’s stuffed in the case.

It’s a great build, and in [Downing]’s defense, the Ouya is kinda a cool idea. An idea much better suited to a handheld device, anyway. Videos below.

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Finally, A Desktop CNC Machine With A Real Spindle

While cheap hobby CNC mills and routers are great machines that allow you to build things a 3D printer just can’t handle, they do have their limitations. They’re usually powered by a Dremel or other rotary tool, so speed control of the spindle via Gcode is nigh impossible. They’re also usually built with a piece of plywood as the bed – cheap, but not high on repeatability. The Nomad CNC mill fixes these problems, and manages to look good and be pretty cheap, to boot.

Instead of using a Dremel or other rotary tool to cut materials, the Nomad team is using a brushless DC motor connected to a real spindle. With a few certain motors, this allows for closed loop control of the spindle;  Sending S4000 Gcode to the mill will spin the spindle at 4000 RPM, and S6000 runs the spindle at 6000 RPM, whether it’s going through foam or aluminum. This is something you just can’t do with the Dremel or DeWalt rotary tools found in most desktop mills and routers.

Along with a proper spindle, the Nomad also features homing switches, a tool length probe, and a few included fixtures that make two-sided machining – the kind you need it you’re going to machine a two-layer PCB – possible, and pretty simple, too. The softwares controlling the mill are Carbide Motion and MeshCAM, a pretty popular and well put together CNC controller. Of course the mill itself speaks Gcode, so it will work with open source CNC software.

It’s all a very slick and well put together package. Below you can find a video of the Nomad milling out a Hackaday logo.

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UMotio: An Arduino Compatible 3D Gesture Controller

uMotio

The Mooltipass project USB code contributor [Tom] and his friend [Ignatius] recently launched their Indiegogo campaign: meet the 3D gesture controller uMotio (Indiegogo link). As [Tom] has been spending much of his personal time helping the Mooltipass community, we figured that a nice way to thank him would be to try making their great open project one step closer to a disseminated product.

As you can see in the video embedded after the break, the uMotio is a plug and play system (detected as a USB HID joystick & keyboard with a CDC port) that can be used in many different scenarios: gaming, computer control, domotics, music, etc… The platform is based around an ATMega32u4 and the much discussed MGC3130 3D tracking and gesture controller. This allows a 0 to 15cm detection range with a resolution of up to 150dpi. uMotio is Arduino compatible so adapting it to your particular project can be done in no time especially using its dedicated expansion header and libraries. The uMotio blue even integrates an internal Li-ion battery and a Bluetooth Low Energy module.

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Handmade Acrylic Skeleton Clock Is An Impressive Feat Of Scroll Sawing

Handmade Acrylic Skeleton Clock

For one of his mechanical engineering school projects, [Ben Murton] decided to design and build a clock from scratch — and while it may look like it was laser cut… He cut it out all by hand.

It’s a cross between the mechanical workings of an old Grandfather clock and a Skeleton clock — the goal was to have all movements visible to see how the clock operates. He designed it using Autodesk Inventor, and has provided the files online for anyone to use — He notes it would be especially easy to make if you have a laser cutter or CNC router!

Anyway, the clock is made out of 3mm thick acrylic, 5mm brass shafts, nylon string, some heavy weights (lead), and some nuts and screws. After printing out his CAD templates, [Ben] carefully used a scroll saw to cut out every gear and linkage — We’re impressed.

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