User Tools

Site Tools


TAG: rtl-sdr

Hacking RF controlled power switches with HackRF

In order to learn more about GNU Radio and HackRF, so that tackling more complex scenarios like The DARC side of Munich become easier, it was time to go for a much simpler training target: Those cheap RF controlled wall plugs you can use to remote control the power outlets. Now, I'm not talking about FS20, x10 or HomeMatic devices but the really cheap ones you can usually buy in sets of three combined with a handheld remote controller for 10-20 EUR.

The DARC side of Munich

When you live in Munich and use public transportation, especially Buses and Trams, you will have noticed that during the last couple of month a lot of new displays appeared at almost any station which had no real-time info display before. They obviously have no cables/connections and no visible antennas, so I kept wondering: