A digital radio modem program with support for the following modes:

    * CW
    * DominoEX
    * Feld-Hell
    * MFSK-4, MFSK-8, MFSK-16, MFSK-22, MFSK-31, MFSK-32, MFSK-64
    * PSK-31, QPSK-31, PSK-63, QPSK-63, PSK-125, QPSK-125, PSK-250, QPSK-250
    * Olivia various tones and bandwidths
    * RTTY various baudrates, shifts and bandwidths
    * Thor-4, Thor-5, Thor-8, Thor-11, Thor-16, Thor-22
    * Throb-1, Throb-2, Throb-4, ThrobX-1, ThrobX-2, ThrobX-4
    * WWV, receive only
    * Freq. Analysis, receive only