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Category Archives: news
Dollar Store Garden Lights As ATtiny Power Supplies
Solar garden lights are just another part of the great trash pile of our age, electronics so cheap as to be disposable. Most of you probably have a set lurking somewhere at home, their batteries maybe exhausted. Internally though they are surprisingly interesting devices. A solar cell, a little boost …read more
Posted in garden light, green hacks, joule thief, news, solar hacks, solar power
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The 6502 Watch, Because Someone Had To Make One
We are very familiar with retrocomputers, and if you want you too can build a computer that could have been made in the late ’70s on a breadboard. Just grab your CPU of choice, add some RAM, some ROM, a ton of jumper wires, and give it some way to …read more
Posted in 6502, 6522, classic hacks, news, PDIP, plcc, watch
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Piezoelectric Antennas For Very, Very Low Frequencies
If you want to talk about antennas, the amateur radio community has you covered, with one glaring exception. Very low frequency and Extremely Low Frequency radio isn’t practiced very much, ultimately because it’s impractical and you simply can’t transmit much information when your carrier frequency is measured in tens of …read more
Posted in antenna, news, piezo, piezoelectric, radio, radio hacks, vlf
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Israel’s Moon Lander Crashed, and That’s OK
Some bittersweet news today as we get word that Israel’s Beresheet spacecraft unfortunately crashed shortly before touchdown on the Moon. According to telemetry received from the spacecraft right up until the final moments, the main engine failed to start during a critical braking burn which would have slowed the craft …read more
Posted in Beresheet, commercial space, crash, Israel, lunar lander, moon, news, space
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Interactive Demo Shows the Power of Fourier Transforms
When it comes to mathematics, the average person can probably get through most of life well enough with just basic algebra. Some simple statistical concepts would be helpful, and a little calculus couldn’t hurt. But that leaves out a lot of interesting mathematical concepts that really do have applications in …read more
Posted in decomposition, encoding, epicycles, Fourier, fourier series, fourier transform, internet hacks, JPEG, MPEG, news, sine, software hacks, svg
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The 3D Printing Dream is Still Alive at 2019’s Midwest RepRap Festival
3D Printers have been in the hands of hackers for well over ten years, but the dream is far from over and certainly not overslept. This year’s Midwest RepRap Festival is a testament to the still-growing excitement, and world where 3D printing is alive and kicking on the next level. …read more
Posted in 3d Printer hacks, 3d printing, cons, convention, Hackaday Columns, innovation, MRRF 2019, news
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DNA Computers are in the Lab Now
Although it isn’t very real-world practical, researchers at Cal Tech have produced a DNA-based programmable computer. Spectrum reports that the system executes programs using a set of instructions written in DNA using six bits. Like any programmable computer, this one can execute many programs, but so far they run 21 …read more
Posted in biological computers, caltech, dna, news
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World’s Oldest Computer Festival is This Weekend
There was a time when owning a home computer was kind of a big deal. In the days before the popularization of the Internet, so-called “computer shows” were the best way to meet with others to swap advice, information, and hardware. Of course today, things are very different. The kind …read more
Posted in cons, East Coast, flea market, news, retrocomputing, TCF, toool, Trenton Computer Festival, vintage computing
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Hands-On: New Nvidia Jetson Nano is More Power In A Smaller Form Factor
Today, Nvidia released their next generation of small but powerful modules for embedded AI. It’s the Nvidia Jetson Nano, and it’s smaller, cheaper, and more maker-friendly than anything they’ve put out before.
The Jetson Nano follows the Jetson TX1, the TX2, and the Jetson AGX Xavier, all very capable platforms, …read more
Proposed NASA Budget Signals Changes To Space Launch System
The White House’s proposed budget for 2020 is out, and with it comes cuts to NASA. The most important item of note in the proposed budget is a delay of the Space Launch System, the SLS, a super-heavy lifting launch vehicle designed for single use. The proposed delay would defer …read more
Posted in Current Events, Hackaday Columns, ICPS, Lunar Gateway, nasa, news, sls, SLS Block 1B, space, Space Launch System
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