We’ve covered plenty of clocks powered by the ESP32, but this one from [Marcio Teixeira] is really something special. Rather than driving a traditional physical display, the microcontroller is instead …read more (https://hackaday.com/2021/10/19/esp32-clock-pushes-outrun-graphics-over-composite/)

The Calls Are Coming From Inside the House (or Workshop)
https://hackaday.com/2021/10/19/the-calls-are-coming-from-inside-the-house-or-workshop/

Hot on the heels of their carbon microphone build a few years ago, [Simplifier] strung up a two-phone network between the house and the workshop. Both telephones are completely DIY …read more (https://hackaday.com/2021/10/19/the-calls-are-coming-from-inside-the-house-or-workshop/)

Sign Detects RF to Show You are on the Air
https://hackaday.com/2021/10/19/sign-detects-rf-to-show-you-are-on-the-air/

Like a lot of hams, [Stuart] wanted an “on the air” sign. These signs often connect to a PTT switch or maybe an output from the transmitter that also does …read more (https://hackaday.com/2021/10/19/sign-detects-rf-to-show-you-are-on-the-air/)

Flickering Jack o’ Lantern Is An Easy Beginner Build
https://hackaday.com/2021/10/19/flickering-jack-o-lantern-is-an-easy-beginner-build/

The Jack o’ Lantern is a fun Halloween tradition, though one that does come with a few risks. It’s pretty easy to slice off a bit of finger when carving …read more (https://hackaday.com/2021/10/19/flickering-jack-o-lantern-is-an-easy-beginner-build/)

Audio Tape Interface Revives Microcassettes as Storage Medium
https://hackaday.com/2021/10/20/audio-tape-interface-revives-microcassettes-as-storage-medium/

In the early 1980s cassette tapes were the standard storage medium for home computer users; readers of a certain age will remember fiddling with audio jacks, tape counters and signal …read more (https://hackaday.com/2021/10/20/audio-tape-interface-revives-microcassettes-as-storage-medium/)

Spinning Threads Put the Bite on Filament in This Novel Extruder Design
https://hackaday.com/2021/10/20/spinning-threads-put-the-bite-on-filament-in-this-novel-extruder-design/

When it comes to innovation in FDM 3D printing, there doesn’t seem to be much room left to move the needle. Pretty much everything about filament printing has been reduced …read more (https://hackaday.com/2021/10/20/spinning-threads-put-the-bite-on-filament-in-this-novel-extruder-design/)

KiCad Team Releases Warning Regarding Domain Name
https://hackaday.com/2021/10/20/kicad-team-releases-warning-regarding-domain-name/

On October 19th, [Seth_h] from the KiCad Project posted on the KiCad forums that the project’s original domain name kicad-pcb.org has been unexpectedly sold to a third party, and urged …read more (https://hackaday.com/2021/10/20/kicad-team-releases-warning-regarding-domain-name/)