Complex sentence: PSK31 or "Phase Shift Keying, 31 Baud" is a digital, used primarily in the amateur radio field to conduct real-time text "chat" conversations between amateur radio operators.
Split into simpler sentences: PSK31 or "Phase Shift Keying, 31 Baud" is a digital, used primarily in the amateur radio field. It is usually used to conduct real-time text "chat" conversations between amateur radio operators.