3D Printed Catamaran eats Benchy’s Lunch

If we’ve learned anything, it’s that 3D printers are exceptionally well suited to printing little boats. According to the Internet, 3D printers are at their best when pumping out cute PLA boats in all the colors of the rainbow; perfect for collecting dust on a shelf somewhere. Ask not what your Benchy can do for you, ask what you can do your Benchy.

But this 3D printed boat isn’t so cute and cuddly. In fact, it’s an absolute beast. Built by [Wayne Andrews], this nearly meter long 3D printed racing catamaran looks more Batman than Popeye. In the video …read more

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Remote Controlled Electric Snowblower Sports FPV For Safety

As summer scorches the northern hemisphere, here’s something to cool your thoughts: winter is only four months away. And with it will come the general misery and the proclamations that “It’ll never be warm again,” not to mention the white stuff and the shoveling. Or perhaps not, if you’re lucky enough to have a semi-autonomous electric snowblower in the garage.

The device [Dane Kouttron] describes is a strange beast indeed, and one that came to him under somewhat mysterious circumstances. It appears to be a standard Ariens two-stage blower, the kind normally driven by a fairly beefy internal combustion engine …read more

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3D Printed Arduino Bot is Limbo Master

As if we didn’t have enough to worry about in regards to the coming robot uprising, [Ali Aslam] of Potent Printables has recently wrapped up work on a 3D printed robot that can flatten itself down to the point it can fit under doors and other tight spaces. Based on research done at UC Berkeley, this robot is built entirely from printed parts and off the shelf hardware, so anyone can have their own little slice of Skynet.

The key to the design are the folding “wings” which allow the robot to raise and lower itself on command. This not …read more

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3D Printed Upgrade for Cheap Foam Glider

We know you’ve seen them: the big foam gliders that are a summertime staple of seemingly every big box retailer and dollar store in the world. They may be made by different companies or have slight cosmetic differences, but they all adhere to the basic formula: a long plastic bag containing the single-piece fuselage and two removable wings and a tail. Rip open the bag, jam the wings into the fuselage, and go see if you can’t get that thing stuck on a roof someplace.

But after you toss it around a few times, things start to get a little …read more

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An Arduino Powered Tank Built To Pull Planes

Surely our readers are well aware of all the downsides of owning an airplane. Certainly the cost of fuel is a big one. Birds are a problem, probably. That bill from the traveling propeller sharpener is a killer too…right? Alright fine, we admit it, nobody here at Hackaday owns an airplane. But probably neither do most of you; so don’t look so smug, pal.

But if you did own a plane, or at least work at a small airport, you’d know that moving the things around on the ground is kind of a hassle. Smaller planes can be pulled by …read more

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3D Printed Tank has Slick Tread Design

Tank projects are great because while every tank design is the same in a fundamental way, there’s nevertheless endless variety in the execution and results. [Hoo Jian Li]’s 3D Printed Tank is smartly laid out and has an unusual tank tread that shows off some slick curves.

The tank itself is remotely controlled over Bluetooth with a custom controller that uses the common HC-05 Bluetooth radio units. The treads are driven by four hobby gearmotors with custom designed wheels, and run over an idler wheel in the center of the body. There isn’t any method of taking up slack in …read more

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Remote Control of Clocks is Easy as Pi

[Fatjedi007] recently acquired three programmable boxing gym-type clocks to help his developmentally disabled clients manage their time. The plan was to have timers of varying lengths fire at preset times throughout the day, with the large displays providing a view from anywhere. Unfortunately, the clocks were not nearly as programmable as he needed them to be.

Since he’d spent enough money already, [Fatjedi007] turned to the power of Raspberry Pi to devise an affordable solution. Each clock gets a Pi Zero W and a simple IR transmit/receive circuit that operates using LIRC. The clocks came with remote controls, so it …read more

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This is How the Fonz Would Play MP3s

Here at Hackaday, we love to see old hardware treated with respect. A lovingly restored radio or TV that’s part of our electronic heritage is a joy to behold, and while we understand the desire to stream media from a funky retro case, it really grates when someone throws away the original guts to make room for new electronics.

Luckily, this Seeburg jukebox wall remote repurposing is not one of those projects. [Scott M. Baker] seems to have an appreciation for the finer things, and when he scored this classic piece of Mid-Century Americana, he knew just what to do. …read more

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