Using the HTC interface A or B, you can communicate via iCW or CWC over the Internet .

These two key interfaces were built for the keying exercises and their decoding for the HB9HQX Morse V7.7 software. At the same time, these interfaces can also be used for logging programs such as N1MM, etc. CW QSOs are also possible via the Internet. With interface A and B via CWCom . With interface B additionally via iCW . Here is a description of how to set up the two interfaces for Internet connections .