RTL SDR Airband

ll RTLSDR-Airband successfully with Raspi 3B & RTL-SDR V3? The RTLSDR-Airband @ the https://github.com/szpajder/RTLSDR-Airband / guide step by step and how to configure it.
1. 1 RTL-SDR Dongle and with 1 frequency OR
2. 1 RTL-SDR Dongle and with multi frequencies.

F.SDRRTL