Dim Bulb Tester

WARNING: This post involves live mains electricity and is EXTREMELY DANGEROUS! Do not attempt this project on your own unless you are qualified to do so. I advise you to engage a licensed electrician to help you build this test unit! Most of my electronics projects involve modern devices that require low voltage DC and …

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Detecting Failed AD2USB to Raspberry Pi Connections

One of my ongoing home automation frustrations is the interface between my Ademco Alarm Panel and the Raspberry Pi I use to monitor the panel’s bus traffic. The problem that I have is a termination of the USB connection between the AD2USB (AlarmDecoder) that taps into the Ademco panel and the Pi itself. This always …

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The Fireplace Hack – Revisited

Back in February 2013 I wrote an article entitled “Hacking a Fireplace”. In that article I wrote about how I used an Arduino to create an interface that would allow me to directly control my fireplaces from my home automation system. That solution worked great and I was successful in running two fireplaces from the …

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