Something I’ve been wanting to do for a while: Convert a mechanical gauge to display sensor data, such as temperature or water tank levels, rather than display data on a screen. At the start of 2016 I picked up a couple of pressure gauges from an antique bazaar. Here’s the story of one gauge’s conversion.
I solved two ‘problems’ this week: adding remote power-on capability to my home theater PC (HTPC) and remotely switching input selections on an HDMI switch box — by reassigning a couple of unused buttons on our TV’s remote control.
Have you ever needed to photograph a batch of objects in a consistent, repeatable way? I needed to take photos of more than 200 vinyl records to list on eBay. I couldn’t face the idea of doing this without some automation, so the Arduino-shutter-button-presser was born. Continue reading