The Archive
Reporting, comparisons, and field notes — newest first.
smart-home-building-sensors
Hands-free lighting for your garage or shop sounds simple — until detection range disappoints or a security camera keeps the lights on all night. Here's what
·11 min read
smart-home-building-sensors
That '328 ft range' on your driveway alarm box probably doesn't mean what you think it means. Here's how PIR detection distance, RF link range, and
·12 min read
smart-home-building-sensors
A practical comparison of the two most popular passive infrared motion sensor modules for makers and prototypers — covering adjustable sensitivity
·9 min read
industrial-process-sensors
Three popular sensor modules, three very different jobs. This guide breaks down exactly which one belongs in your next project — with real tradeoffs, wiring
·10 min read
smart-home-building-sensors
Six motion sensor light switches that work without a neutral wire or ground wire, compared on reliability, false-trigger rates, and override behavior — so you
·11 min read
smart-home-building-sensors
Everything you need to know to pick, wire, and deploy a PIR-triggered sound player for a retail display, outdoor seasonal installation, or animated Halloween
·11 min read