Recently I found some older radio-controlled sockets in the attic, but these are not particularly easy to control with my existing SmartHome system, based on openHAB.
But instead of throwing them away and buying some new WiFi-controlled sockets (with Tasmota, of course ;), I decided to resue them and integrate them into my system.
Due to the lack of a return channel in the "433MHz radio frequency sockets system", only unidirectional communication is possible: my Smarthome system sends the command to switch on or off, but it does not receive any feedback as to