Frame Antenna Works the Low Bands

From hackaday.com 1 year ago in Blogs

The lower the frequency of radio transmission, the more antenna that will be needed in general. [OM0ET] wanted to work the 80M to 20M ham bands and decided to turn …read more

Articles from Hackaday

Digitizing Sound On An Unmodified Sinclair ZX81

From hackaday.com 8 hours ago in Blogs

Whatever the first computer you used to manipulate digital audio was, the chances are it came with dedicated sound hardware that could play, and probably record, digitized audio. Perhaps it …read more

A Jenkins Demo Stand For Modern Times

From hackaday.com 11 hours ago in Blogs

Once you’re working on large-scale software projects, automation is a lifesaver, and Jenkins is a strong player in open-source automation – be it software builds, automated testing or deploying onto …read more

Glowscope Reduces Microscope Cost By Orders of Magnitude

From hackaday.com 14 hours ago in Blogs

As smartphones become more ubiquitous in society, they are being used in plenty of ways not imaginable even ten or fifteen years ago. Using its sensors to gather LIDAR information, …read more

Dead Raspberry Pi Boards, PMICs, And New Hope

From hackaday.com 17 hours ago in Blogs

Since the Raspberry Pi 3B+ release, the Pi boards we all know and love gained one more weakpoint – the PMIC chip, responsible for generating all the power rails a …read more

The Keychain 6809

From hackaday.com 20 hours ago in Blogs

When you think of tiny microcontroller boards, you probably think of a modern surface mount processor. Not [Andreas Jakob]. His 5×5 cm keychain computer rocks a 6809 CPU at a …read more

Enjoy an Open-Source Espresso

From hackaday.com 22 hours ago in Blogs

One of the core principles of the open-source movement is that anyone who wants to build on a piece of work, in whatever way they want, is easily able to. …read more

Plan To Jam Mobile Phones In Schools Is Madness

From hackaday.com 23 hours ago in Blogs

Mobile phones in schools. If you’re a teacher, school staffer, or a parent, you’ve likely got six hundred opinions about this very topic, and you will have had six hundred …read more

SheepShaver: A Cross-Platform Tool For Retro Enthusiasts

From hackaday.com 1 day ago in Blogs

The world of desktop computing has coalesced into what is essentially a duopoly, with Windows machines making up the bulk of the market share and Apple carving out a dedicated …read more

CNC Intaglio-Esque Engraving

From hackaday.com 1 day ago in Blogs

Intaglio is an ancient carving technique for adding details to a workpiece, by manually removing material from a surface with only basic hand tools. If enough material depth is removed, …read more

Enormous Metal Sculpture Becomes an Antenna

From hackaday.com 1 day ago in Blogs

Those who have worked with high voltage know well enough that anything can be a conductor at high enough voltages. Similarly, amateur radio operators will jump at any chance to …read more