I developed the solution to the "question 2": => https://github.com/adafruit/RadioHead/issues/39
Any comments and answers to 1 & 2 are still highly appreciated.
Best
PF

Hi Guys, My system reads sensor data over simple 433Mhz ASK routine and updates a web page on ESPAsyncWebServer. There is also a routine to read the time from NTP server. I used two different libraries RFReceive: https://github.com/zeitgeist87/RFReceiver or RadioHead https://github.com/PaulStoffrege...