Smartcar Gets an ESP32 Upgrade
https://i.imgur.com/lbXWc7q.mp4 Remember Smartcar, the versatile and easy to use vehicle platform for your hobby-grade projects? It just received a powerful…
PoE-Powered VFD tube clock
https://youtu.be/TnCH3Bg95Ik This is a vintage VFD tube clock that uses Ethernet for both power and data. The power is provided…
An experimental HF 6-band SSB transceiver
An SSB radio for the HF bands will be presented. Featuring 12 to 20 Watts of output power (depending on…
PIR based burglar alarm using DigiSpark
Hey guys, welcome back, In the previous post, I told you how an IR sensor works, how to make a…
Build a DMX FeatherWing to control lights with a Feather M0
This project uses an Adafruit Feather M0 Basic Proto board to control a group of Color Kinetics or other RGB…
Building a Raspberry Pi stratum 1 NTP server
So this article is going to be my notes on how I built one using a cheap GPS module off…
Duel Disk System blends physical cards with a virtual playfield
Yu-Gi-Oh! and other similar card games can be quite popular, but actually finding a group to play with can be…
The core memory inside a Saturn V rocket’s computer
The Launch Vehicle Digital Computer (LVDC) had a key role in the Apollo Moon mission, guiding and controlling the Saturn…
OpenAstroTracker is a tracking and GoTo mount for DSLR astrophotography
Stars appear to stand still, but wait a few minutes and they won’t be in quite the same place. This…
A DIY digital readout for your wood lathe
Small wood lathes don’t typically come with an RPM readout, so after obtaining such a machine several months ago, engineer…