SDR-RTL Dongle

A project log for Reverse engineering of an unknown 868MHz protocol

Reusing old 868 MHz equipment in openHAB

hebel23hebel23 01/21/2022 at 21:340 Comments

I got an cheap SDR-RTL USB dongle on ebay for ~ 20 euros.

The dongle contains a Realtek RTL2812 and a Realtek R828D chip, which can receive radio signals between ~30 and 1700MHz.