"Back in my day, radios came with a CW key and a frequency knob, and that was all we needed." -Every Old Ham Curmudgeon Ever OK, that's probably a slight exaggeration, but radios were a lot simpler in the "distant" past, when everything was station-to-station, and most communications were some flavor of HF. Nowadays, we have HF, VHF, UHF, digital modes, CW/SSB/AM/FM/MW, repeaters with offsets, repeaters with tones, User IDs,...