slowrx

Slowrx is an SSTV decoder for Linux.

Created by Oona Räisänen (OH2EIQ [at] sral.fi).

http://windytan.github.io/slowrx/

Features

• 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

Requirements

• Linux
• Alsa (libasound2-dev)
• Gtk+ 3.4 (libgtk-3-dev)
• FFTW 3 (libfftw3-dev)

And, obviously:

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

Compiling

make

Running

./slowrx