Category: Home Automation

  • Rogue 433MHz Transmitter

    Rogue 433MHz Transmitter

    There’s a rogue transmitter broadcasting a carrier signal on 433.92Mhz somewhere in my neighbourhood. It went on the air around 4:15am yesterday. How do I know? Well, you remember my temperature/humidity sensors for my seedlings I wrote about a few days ago? I already have an entirely different system working. A few years ago I…

  • Doorbell Camera

    Doorbell Camera

    I love the idea of a doorbell camera. A doorbell is in the right location to see anyone coming up to your door, and it is low enough that you can generally see a face rather than the top of a ball cap. They make a lot of sense to me, except that the most…