How to control a device with a Kronaby smart watch
Geek that I am, until now I've avoided smart watches. The square-faced Apple Watch never appealed to me and the Android devices look too big, clunky, »
How to make a smart switch for less than $10 that works with Google Home (and other smart assistants)
Several acquaintances have asked for instructions to build a switch that can be operated from a phone app, and/or virtual assistant (Google Home, Alexa, etc) »
Baby's Busy Board Ver. 1.0 - The Best Way To Use Leftovers From Your Former Projects
In this post I'll describe a project that I'm still upgrading from time to time, but has already been in use for the last three months. »
When the Pi is Stale, Bake Another
After four years of inattention, it was certainly time to refresh the Raspberry Pi boards located in my residence. The older Pi, shown below, was at »
Measuring Speed of Rotation with an Arduino, a LED, and an LDR (Light Dependent Resistor)
A couple of days ago I watched a YouTube video where a guy pointed a device at a spinning disk. The disk's rotation speed was displayed »
A Cheap 3D Printer Brings an Entire Workshop to the Amateur Maker
This is going to be an unusual post for this site as it includes no electronics. Today I did something that astonished me. So much so, »
Automated Light for Better Sleeping Habits, Or: My Baby is a Great Excuse for Playing With My Gadgets
It has been quite a long time since I have written a post on this blog. The main reason is the free time I have, or »
Make a $6 Tiny Portable Weather Station that Transmits Live Data Wherever You Are
Ask your iPhone for weather conditions and it'll display data from a sensor somewhere nearby - often at the local airport - which might be miles »
Build a Remote-Controlled Dot Matrix Message Board in 10 Minutes With Just Two Inexpensive Components
First off - I take no credit at all for this project. All praise goes to the code writer David Bird. His code is here. I »
Creative solutions to your ID circuit
The need for multiple switch settings, aka jumper settings, to set an ID/ program options has been crucial to my recent projects. As I build IoT »