Monthly Archives: October 2019

Beam Me Up to the PCB Space Ship

This project would fit in perfectly with #BadgeLife if someone could figure out a way to hang it from their neck. Inspired by Star Trek’s Starship Enterprise, [bobricius] decided to design and assemble a miniature space ship PCB model, complete with 40 blinking LEDs controlled by an ATtiny85.

While the …read more

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Posted in 2019 Hackaday Prize, Hackaday Prize, leds, microcontroller, Microcontrollers, pcb | Leave a comment

Customizing Xiaomi ARM Cortex-M Firmware

This hack was revealed a while ago at DEFCON26, but it’s still a fascinating look into vulnerabilities that affect some of the most widely used IoT devices.

[Dennis Giese] figured out a way to modify ARM Cortex-M based firmware for use in customizing the functionality of devices or removing access …read more

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Posted in arm cortex-m, defcon, defcon26, iot village, Tech Hacks, wireless hacks, xiaomi | Leave a comment

There’s more to the 3D print than the eye can see

If you thought CADing designs for 3D printing was hard enough, wait until you hear about this .stl trick.

[Angus] of Maker’s Muse recently demoed a method for creating hidden geometries in .stl files that are only revealed during the slicing process before a 3D print. (Video, embedded below.) The …read more

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Posted in 3d printer, 3d Printer hacks, 3d printing, hacks, slicer | Leave a comment

Converting a Tesla to a Pickup Truck

The renowned inventor of useless robots [Simone Giertz] has outdone herself this time. She, along with a team of engineers featuring [Rich Rebuilds], [Laura Kampf], and [Marcos Ramirez], recently decided to convert a Tesla into a pickup truck, and make a video along the way, all while salvaging what remains …read more

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Posted in car, car hacks, car mod, hardware, simone giertz, tesla, truck | Leave a comment

File Compression By Steganography

In a world with finite storage and an infinite need for more storage space, data compression becomes a very necessary problem. Several algorithms for data compression may be more familiar – Huffman coding, LZW compression – and some a bit more arcane.

[Labunsky] decided to put to use his knowledge …read more

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Posted in file compression, JPEG, security hacks, Software Development, software hacks, steganography | Leave a comment

USB Power Delivery For All The Things

The promise of USB Power Delivery (USB-PD) is that we’ll eventually be able to power all our gadgets, at least the ones that draw less than 100 watts anyway, with just one adapter. Considering most of us are the proud owners of a box filled with assorted AC/DC adapters in …read more

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Posted in i2c, parts, peripherals hacks, power supply, STUSB4500, USB C, USB-PD | Leave a comment

Replacing the 3D Printer and Router: A Tool for Manufacturing Human-Scale Forms

The purpose of Geometer becomes apparent when you realize its simplicity: [David Troetschel]’s project is to create an easily understandable design tool that encourages goal-oriented design. The kit comes with physical components and digital counterparts that can be combined in a modular way. They each have a specific geometry, which …read more

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Posted in 2019 Hackaday Prize, 3d Printer hacks, fabrication, Hackaday Prize, manufacturing | Leave a comment

Speakers Taking the Stage at Supercon Plus a Hint of the Hacking to Come

Four weeks from today the Hackaday Superconference comes alive for the fifth year. From engineering in challenging environments to elevating the art form of electronics, here are nine more talks that will make this a year to remember.

In addition to the slate of speakers below there are three other …read more

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Posted in 2019 Hackaday Superconference, cons, Featured, Supercon, talks | Leave a comment

Hackaday Podcast 040: 3D Printed Everything, Strength v Toughness, Blades of Fiber, and What Can’t Coffee Do?

Hackaday Editors Mike Szczys and Elliot Williams opine on the coolest hacks we saw this week. This episode is heavy with 3D printing as Prusa released a new, smaller printer, printed gearboxes continue to impress us with their power and design, hoverboards are turned into tanks, and researchers suggest you …read more

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Posted in 3d prining, 7-segment display, coffee, gear box, Hackaday Columns, hoveboard, podcast, Podcasts, prusa, Prusa Mini, restoration, robot, tank, toggle switch, Wind turbine | Leave a comment

The True Cost of Multimeters

If you are building a home shop, it is common to try to get the cheapest gear you can possibly get. However, professionals often look at TCO or total cost of ownership. Buying a cheap car, for example, can cost more in the long run compared to buying an expensive …read more

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Posted in cheap, multimeter, tool hacks | Leave a comment