Monthly Archives: June 2019

Hackaday Links: June 30, 2019

In our continuing series of, ‘point and laugh at this guy’, I present a Kickstarter for the, “World’s First Patented Unhackable Computer Ever”.  It’s also a real web site and there’s even a patent (US 10,061,923, not showing up on Google Patents for some reason), and a real product: you …read more

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Posted in c64, C64 mini, Cheese Grater, cnc, Hackaday Columns, Hackaday links, Heely, kickstarter, mac, maker faire | Leave a comment

Extracting Power From USB Type C

For the last decade or so, we’ve been powering and charging our portable devices with USB. It’s a system that works; you charge batteries with DC, and you don’t want to have a wall wart for every device, so just grab a USB hub and charge your phone and you …read more

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Posted in 2019 Hackaday Prize, The Hackaday Prize, usb, USB Type-C, USB-PD | Leave a comment

Connecting New York City To The Backbone: Meet NYC’s Mesh Network

Access to fast and affordable internet is a big issue in the USA, even in a major metropolis such as New York City. Amidst a cartel of ISPs who simply will not deliver, a group of NYC inhabitants first took it upon themselves to ease this situation by setting up …read more

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Posted in computer hacks, internet, isp, mesh networking, nyc, nyc mesh, wifi | Leave a comment

Building A DIY Desktop-Sized Arcade Machine

Full-sized arcade cabinets are undeniably cool, but take up a lot of space and can be somewhat of a handful. [PleaseNoFisticuffs] desired something a little more fun-sized, and so built a desktop arcade machine that has some serious style.

It’s a build that’s remarkably accessible for even the inexperienced builder. …read more

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Posted in arcade, Raspberry Pi, retropie | Leave a comment

An SDR Transceiver The Old-School Way

Software-defined radios or SDRs have provided a step-change in the way we use radio. From your FM broadcast receiver which very likely now has single-application SDR technology embedded in a chip through to the all-singing-all-dancing general purpose SDR you’d find on an experimenter’s bench, control over signal processing has moved …read more

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Posted in amateur radio, ham radio, quadrature, radio, radio hacks, sdr, transceiver | Leave a comment

Automatic Cut-Off Saw Takes The Tedium Out Of A Twenty-Minute Job

For [Turbo Conquering Mega Eagle], the question was simple: Do I spend 20 minutes slaving away in front of a bandsaw to cut a bunch of short brass rods into even shorter pieces of brass rod? Or do I spend days designing and building an automatic cutoff saw to do …read more

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Posted in automation, brass, control, cut-off, metalworking, steel, tool hacks, tools | Leave a comment

The Flat-Pack 3D Printed Model

For a hundred years or thereabouts, if you made something out of plastic, you used a mold. Your part would come out of the mold with sprues and flash that had to be removed. Somewhere along the way, someone realized you could use these sprues to hold parts in a …read more

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Posted in 2019 Hackaday Prize, 3d Printer hacks, 3d printing, flat pack | Leave a comment

Parallel Processing Was Never Quite Done Like This

Parallel processing is an idea that will be familiar to most readers. Few of you will not be reading this on a device with only one processor core, and quite a few of you will have experimented with clusters of Raspberry Pi or similar SBCs. Instead of one processor doing …read more

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Posted in Microcontrollers, multiprocessor, Parallax Propeller, parallel processing | Leave a comment

Electronic Candle Charges Inductively

Humans like things that look like other things. A great example are faux LED tea light candles, with a plastic “flame” and flickering orange LED to recreate the effect of their waxy brethren. [gzumwalt] wanted to take the concept a little further, however, and got down to work.

The design …read more

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Posted in candle, home hacks, inductive charging, LED candle, li-po | Leave a comment

A Super Tidy School Bus RV Conversion

Many of us have seen an old bus for sale for a tantalizingly low price, and begun thinking about the possibilities. [EpiclyEpicEthan1] is someone who took the next step, bought the bus, and got to work converting it to an RV, with impressive results.

The bus in question is a …read more

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Posted in camper, classic hacks, conversion, rv, transportation hacks | Leave a comment