qsstv - Qt based slow scan television and fax
qsstv is a program for sending and receiving slow-scan TV and fax. These are modes used by hamradio operators. Qsstv uses a soundcard to send and receive images.
The qsstv documentation in html format in /usr/share/doc/qsstv/html.
Settings for qsstv are saved in $HOME/qsstv.conf QSSTV(1)