Slowrx is an SSTV decoder for Linux.

Created by Oona Räisänen / OH2EIQ (windyoona at gmail).

http://windytan.github.com/slowrx/

• Support for a multitude of modes (see modespec.c for a list)
• Detect frequency-shifted signals – no need to fine-tune the radio
• Automatic slant correction, also manual adjustments are simple
• Adaptive noise reduction
• Decode digital FSK ID
• Save received pictures as PNG
• Written in C99

• Linux
• Alsa
• Gtk+ 3.4
• FFTW 3

And, obviously:

• shortwave radio with SSB
• computer with sound card
• means of getting sound from one to the other

make

./slowrx