HackAday

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Pristine Apple I Sells at Auction for a Jaw-Dropping Price
5 Comments By Dan Maloney | October 1, 2018
If you think Apple products are overpriced now, wait until they’re 50 years old.
This original Apple I recently sold at auction for $375,000, making it one of the most expensive 6502-based computers in history. Given that only…read more
Microsoft Releases Crown Jewels — From 1982!
15 Comments By Al Williams | October 1, 2018
If you look back 30 or so years ago, it wasn’t clear what was going to happen with personal computers. One thing most people would have bet on, though, was that CP/M — the operating system from Digital Research — would keep growing and power whatever new machines were available. Except it didn’t…read more
How to Build an Inverter, and Why Not to Bother
17 Comments By Dan Maloney | September 30, 2018
It’s ridiculously easy to lay hands on a cheap DC-to-AC inverter these days. They’re in just about every discount or variety store and let you magically plug in mains powered devices where no outlets exist. Need 120- or 240-VAC in your car? No problem – a little unit that plugs into the lighter socket is available for a…read more
What’s the Cheapest Way to Scan Lots of Buttons?
19 Comments By Kerry Scharfglass | September 30, 2018
So you’re building a new mechanical keyboard. Or attaching a few buttons to a Raspberry Pi. Or making the biggest MIDI grid controller the world has ever know. Great! The first and most important engineering question is; how do you read all those buttons? A few buttons on a ‘Pi can probably be directly…read more
Hackaday Links: September 30, 2018
47 Comments By Brian Benchoff | September 30, 2018
If you’re looking for an Open Source computer, good luck. The RISC-V stuff isn’t there yet, and with anything else you’re going to be dealing with NDA’d Intel, AMD, or some other proprietary cruft. System76, however, makes the most big-O Open computer, and they will be announcing a new Open computer called the Thelio next month. It was on display at the Open Hardware Summit, although…read more
An Enigma Wrapped In A Riddle Wrapped In A Vintage Radio
5 Comments By Steven Dufresne | September 30, 2018
Puzzle boxes are great opportunities for hacking. You can start with a box which was originally used for something else. You get to design circuitry and controls which offer a complex puzzle for the players. And you can come up with a spectacular reward for those who solve it. [thomas.meston’s] Dr…read more
iCEstick Makes Terrible Radio Transmitter
9 Comments By Al Williams | September 30, 2018
We’ve done a lot of posts on how to use the Lattice iCEstick ranging from FPGA tutorials to how to use one as a logic analyzer. If you picked up one of these inexpensive boards here’s a fun little experiment. [T4D10N] saw a project [Hamster] put together to send SOS on the FM radio band using nothing but an…read more

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Monday, October 1, 2018