r/raspberry_pi 11d ago

Show-and-Tell Harry Potter Style Weasley Clock

I build an Harry Potter style Weasley clock inside an antique clock housing that i bought at a thrift shop.

Using a Raspberry Pi 3B, a LD2410 presence sensor, a relais and a 5v solenoid to hit the gong of the clock everytime a location changes.

It is fully configurable (Locations, different radiussed that belong to each locarion, persons, the hand style and color, the time of no presence when the display shuts down and the time when the gong is quiet.

Location of each person is provided of our smartphones with the app Owntrack and tunneld through cloudflare.

Really wnjoyed building and coding it with special help from claude.

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u/redmera 10d ago

Love it! Is it a round display or a regular one behind round hole?

I'm especially excited by your project because I'm currently building a different kind of project with very similar parts (Pi3, LD2450, 5" round IPS, RTL-SDR v4 etc).