4 Don't forget to give redsea something to decode! For output from a USB
5 software-defined radio stick, you may want to consider installing
6 comms/rtl-sdr or another SDR tool of your choice that can feed raw I/Q
9 You can also provide redsea with hex data from RDS Spy, raw ASCII
10 bitstream, or an audio file containing a multiplexed FM signal.
12 Fuller details are contained in the redsea wiki:
13 https://github.com/windytan/redsea/wiki/Input-formats