hi, is there realy only a 1200 and 9600 baud mode in soundmodem? man sethdlc: -- CS423[126]). The mode portion may be afsk1200 or fsk9600. Optionally, the receive and transmit modes may be differ ent (hw:txmode.rxmode). -- but kernelconfig: -- [*] soundmodem support for 1200 baud AFSK modulation [*] soundmodem support for 2400 baud AFSK modulation (7.3728MHz cr [*] soundmodem support for 2400 baud AFSK modulation (8MHz crystal [*] soundmodem support for 2666 baud AFSK modulation [*] soundmodem support for 4800 baud HAPN-1 modulation [*] soundmodem support for 4800 baud PSK modulation [*] soundmodem support for 9600 baud FSK G3RUH modulation -- cu; bernd