Spark Core Xmas Tree Lights 10 Minute Hack

The office is being refurbished, so before the Christmas break I took down my shower room door monitor and used my spark core (with relay board) to do a very quick hack and remote control the Christmas tree lights from my phone. »

Raspberry Pi Electricity Monitor

Maplin have discontinued the electricity monitor used here. Indeed, Maplin themselves have been discontinued. ☹️ I have a couple of these spare that I got for a bargain price when they were heavily discounted. »