Provided by: gnuradio_3.7.2.1-5ubuntu0.1_amd64 bug

NAME

       uhd_fft - Display spectrum from UHD receiver

DESCRIPTION

       Show received signal spectrum

       Unable to access the X Display, is $DISPLAY set properly?

SEE ALSO

       uhd_rx_cfile(1) uhd_rx_nogui(1) uhd_siggen(1) uhd_siggen_gui(1)