How does the K3 handle data modes?
In addition to the use of an external PC for data modes, the K3 includes both encode and decode for popular data modes built in! The initial release of the K3 includes decoders for CW, TTY, and PSK31. There is a tuning indicator to assist in accurately tuning these signals. The VFO B area is a 7-character alphanumeric display that is sunlight readable, unlike the screen of most laptop PCs. Seven characters are enough to easily capture the context of the QSO. For transmit, you can simply use your keyer paddle to send CW. The K3 automatically decodes the CW character and encodes it to the chosen data mode. You’ll hear your normal sidetone at the normal level, along with reduced level audio of the outgoing data. You can also use the message memories for the supported modes. K3 data modes are currently broken down to FSK-D (direct), AFSK-A (audio), PSK-D and Data-A. Data-A is an audio mode that can be used for various digital modes via soundcard such as PSK (audio), MFSK, SSTV, etc. The K3
