Projects
Kids' Basics - Amplified Antics
Nearly every maker needs an amplifier at some point on their workbench. If you ever work with an audio circuit, it helps to...[READ MORE]
Daniel Koch
Issue 67, February 2023
Projects
Air Quality Monitor V2
Back in March 2022 (Issue 56), we described an Arduino-based Air Quality Monitor & Datalogger. The project by Erich Heinzle...[READ MORE]
Erich Heinzle
Issue 67, February 2023
Projects
Electronic Stethoscope
There are times when human hearing just isn't good enough. Maybe it's a volume issue, and a sound is too faint to be...[READ MORE]
Daniel Koch
Issue 67, February 2023
Projects
EZ-ATX Workbench Power Supply Part 2
Transform any old computer power supply into an absolute workbench beast with this project. Welcome back to Part 2 of the...[READ MORE]
Liam Davies
Issue 67, February 2023
Projects
Automatic Zen Garden Part 1
Japanese Rock Gardens, more commonly known as Zen Gardens, are a traditional style of rock garden, meant to depict a small...[READ MORE]
Liam Davies
Issue 67, February 2023
Projects
Kids' Basics - Motor Speed Controller
A basic motor speed controller circuit and a silly but fun way to use it. Motor speed controllers are very useful circuits...[READ MORE]
Daniel Koch
Issue 66, January 2023