HackRF PortaPack with Mayhem firmware. Was just interested in receive ADS-B and AIS without heavy hardware in my backpack. Maybe will find another use for it. Maybe it’s just useless device, will see 🙂 Antennas in package… what it’s for? 😀 Receiving tire pressures from my room 🙂 20m ham radio: Local FM stations Small update for wolf: