is a 5-tone experimental encoder analyzer that fits out a conventional non
signalling capable amateur transceiver with some signalling capabilities by
means of a PC with a soundcard interface (i. e. SignaLink USB). The
following functions are supported:
SelCallCodec runs on the Windows family of operating systems (version XP or higher). It is freeware for amateur use. To download SelCallCodec right-click the following link and then click "save target as".