If you've taken an amateur radio exam course recently, you likely have come across the topic of software defined radio. Let's consider the RTL-SDR Kit.
RTL-SDR Blog V3 R820T2 with Dipole Antenna Kit Unboxing
Dongle RTL-SDR.com V3 TCXO + SMA + Bias-T USB key with R860 tuner
This i get this or make my own antenna? : r/RTLSDR
RTL-SDR V3 Back in Stock + A Preview of our Upcoming Multipurpose Antenna Set
I'm pretty sure it's electrical. Troubleshooting a dipole antenna in IL, USA. : r/RTLSDR
Using our new Dipole Antenna Kit
RTL-SDR Blog Multipurpose Dipole Antenna Kit : Electronics
SP 130: AM and FM with SDR (20 pts)
Best value RTL-SDR on the market, RTL-SDR is an affordable dongle that can be used as a computer-based radio scanner for receiving live radio signals
RTL-SDR V4 (Software Defined Radio) with Dipole Antenna Kit