[My Ham Radio Journey] wanted to see if a “common person” (in his words) could build an effective vertical ham radio antenna. If you look at the video below, the …read more (https://hackaday.com/2024/11/23/40-ham-antenna-works-six-bands/)

Hacking the Soil to Combat Desertification
https://hackaday.com/2024/11/24/hacking-the-soil-to-combat-desertification/

While the Sahara Desert is an important ecosystem in its own right, its human neighbors in the Sahel would like it to stop encroaching on their environment. [Andrew Millison] took …read more (https://hackaday.com/2024/11/24/hacking-the-soil-to-combat-desertification/)

Modular Multi-Rotor Flies Up To Two Hours
https://hackaday.com/2024/11/24/modular-multi-rotor-flies-up-to-two-hours/

Flight time remains the Achilles’ heel of electric multi-rotor drones, with even high-end commercial units struggling to stay airborne for an hour. Enter Modovolo, a startup that’s shattered this limitation …read more (https://hackaday.com/2024/11/24/modular-multi-rotor-flies-up-to-two-hours/)

RISC CPU Lives in Excel
https://hackaday.com/2024/11/24/risc-cpu-lives-in-excel/

Last time we checked in on [Inkbox], he had made a 16-bit CPU in Excel. Impressive, but not really practical. Presumably, his latest project isn’t any more practical, but we …read more (https://hackaday.com/2024/11/24/risc-cpu-lives-in-excel/)

Flyback, Done Right
https://hackaday.com/2024/11/24/flyback-done-right/

A common part used to create a high voltage is a CRT flyback transformer, having been a ubiquitous junk pile component. So many attempts to use them rely on brute …read more (https://hackaday.com/2024/11/24/flyback-done-right/)

Double Your Analog Oscilloscope Fun with this Retro Beam Splitter
https://hackaday.com/2024/11/24/double-your-analog-oscilloscope-fun-with-this-retro-beam-splitter/

These days, oscilloscope hacking is all about enabling features that the manufacturer baked into the hardware but locked out in the firmware. Those hacks are cool, of course, but back …read more (https://hackaday.com/2024/11/24/double-your-analog-oscilloscope-fun-with-this-retro-beam-splitter/)

Hackaday Links: November 24, 2024
https://hackaday.com/2024/11/24/hackaday-links-november-24-2024/

We received belated word this week of the passage of Ward Christensen, who died unexpectedly back in October at the age of 78. If the name doesn’t ring a bell, …read more (https://hackaday.com/2024/11/24/hackaday-links-november-24-2024/)

Aftershock II: How Students Shattered 20-Year Amateur Rocket Records
https://hackaday.com/2024/11/24/aftershock-ii-how-students-shattered-20-year-amateur-rocket-records/