I have a wide range of hobbies. Everything from outdoor activities, electronics (raspberry pi) projects to custom made knives and 3d printing. For example, here is my Raspberry Pi setup with a Software Defined Radio USB stick (SDR).
It’s easy to setup and a fun hobby. All you need is the following:
And an Antenna https://www.amazon.com/1090MHz-ADS-B-Antenna-66cm-26in/dp/B00WZL6WPO