Tagged: Sensor

Wireless Doorbell – Part 1

My new house currently has no doorbell and, whilst I could just buy a normal dumb wireless doorbell or install a wired doorbell, the temptation of making my own flexible system is too great....

Mobile Phone

Presence Detection using Bluetooth and WiFi

Home automation often relies on the ability to detect whether someone is present within the house or not and perform different action as appropriate. Most people have a mobile phone on them so we...