When in Doubt, Visit the Hardware Store
In my ongoing saga to build a wooden box for my aquarium controller, I finally reached the stage where I need to assemble the four…
Don’t Just RTFM, Pay Attention to It!
All my life I’ve tended not to Read The Futzy Manual. I skim instructional documents for key/new information, and then get on with the job.…
Linux Saves Windows Server
I run Exchange as my home mail server. Unfortunately, the Windows Server 2008 machine that hosts Exchange is flaky. For the last 18 months it…
It Can See! Or maybe “hear”…
I’ve updated my Arduino-based aquarium microcontroller project to incorporate an ultrasonic sonar sensor. The aquarium lights now stay dim during the day, except when someone…
You Can Never Have Enough 0.1 uF Capacitors
I had almost gotten my ultrasonic sonar detecting aquarium light controller to work when I ran into a weird problem: the hardware and program code…
Sonar Is Cool!
One of the things I find oddly intriguing about working with microcontrollers is that they interact with the environment. This isn’t some amazing insight, of…