picotherm: Controlling an OpenTherm Boiler with a Raspberry Pi Pico

Introduction In our old flat, we had control over our heating from our phones: I’d reverse engineered the RF control protocol used by our Salus thermostat. I never got round to blogging about that, but the code is available here. Now we’ve moved, we wanted the same control. The new boiler is a “Baxi 600”Continue reading “picotherm: Controlling an OpenTherm Boiler with a Raspberry Pi Pico”

1920s Spotify Speaker Horn

I inherited an old “Revo” speaker horn from my dad. I have a strong suspicion he acquired it from a “job lot” in an auction somewhere. He gave it the rather fetching red/gold/black paint job. Anyway, its been in my flat looking kinda cool for ages: I wanted to make it even more cool 🙂Continue reading “1920s Spotify Speaker Horn”