Install libgnuradio-fosphor3.7.11 by entering the following commands in the terminal:
sudo apt update sudo apt install libgnuradio-fosphor3.7.11
Description:
gnuradio fosphor block (GPU spectrum display) (library)
This implements a GNU Radio sink consisting of a GL display window that provides a Real Time Spectrum Analyzer (RTSA)-like spectrum visualization using OpenCL and OpenGL acceleration. . This package provides a shared library.
Homepage: http://sdr.osmocom.org/trac/wiki/fosphor
Version: 3.7.0.2.7b6b996-2
Section: universe/libdevel