If you read old antenna books, you’ll probably see the idea of phased vertical antennas. These use certain lengths of coax to control the phase of a signal going to …read more (https://hackaday.com/2022/01/21/directional-antenna-3-way/)

Sending Pics To Grandma, No Smartphone Needed
https://hackaday.com/2022/01/21/sending-pics-to-grandma-no-smartphone-needed/

When it comes to keeping in touch with the grandparents, a lack of familiarity with modern technology can get in the way. [palmerabollo] wanted to share photos with his grandmother, …read more (https://hackaday.com/2022/01/21/sending-pics-to-grandma-no-smartphone-needed/)

Detecting Alpha Particles Using Copper Wire And High Voltage
https://hackaday.com/2022/01/22/detecting-alpha-particles-using-copper-wire-and-high-voltage/

If you want to measure radioactivity, nothing really beats a Geiger counter: compact, rugged, and reasonably easy to use, they’re by far the most commonly used tool to detect ionizing …read more (https://hackaday.com/2022/01/22/detecting-alpha-particles-using-copper-wire-and-high-voltage/)

Online Tool Turns STLs into 3D ASCII Art
https://hackaday.com/2022/01/22/online-tool-turns-stls-into-3d-ascii-art/

If you look hard enough, most of the projects we feature on these pages have some practical value. They may seem frivolous, but there’s usually something that compelled the hacker …read more (https://hackaday.com/2022/01/22/online-tool-turns-stls-into-3d-ascii-art/)

Hackers, Fingerprints, Laptops, and Stickers
https://hackaday.com/2022/01/22/hackers-fingerprints-laptops-and-stickers/

A discussion ensued about our crazy hacker ways the other night. I jokingly suggested that with as many stickers as we each had on our trusty companion machines, they might …read more (https://hackaday.com/2022/01/22/hackers-fingerprints-laptops-and-stickers/)

Running Methanol RC Engines On Gasoline
https://hackaday.com/2022/01/22/running-methanol-rc-engines-on-gasoline/

Methanol is a popular fuel for small engines used in radio-controlled models, but comes at a higher price than gasoline. It’s also harder to source and can be a mite …read more (https://hackaday.com/2022/01/22/running-methanol-rc-engines-on-gasoline/)

Underwater Drone Films, is in Film
https://hackaday.com/2022/01/22/underwater-drone-films-is-in-film/

Having a drone that can follow you running or biking with a camera isn’t big news these days. But French firm Notilo Plus has an underwater drone that can follow …read more (https://hackaday.com/2022/01/22/underwater-drone-films-is-in-film/)

Zhengbang Pick & Places Your Confidential Data In The Bag, Slowly
https://hackaday.com/2022/01/22/zhengbang-pick-places-your-confidential-data-in-the-bag-slowly/