.TH UHD_FFT "1" "@BUILD_DATE_SHORT@" "uhd_fft @VERSION@" "User Commands" .SH NAME uhd_fft \- Display spectrum from UHD receiver .SH DESCRIPTION Show received signal spectrum .PP Unable to access the X Display, is $DISPLAY set properly? .SH "SEE ALSO" uhd_rx_cfile(1) uhd_rx_nogui(1) uhd_siggen(1) uhd_siggen_gui(1)