## PDBI

                            PDBI\ Language summary

        LINE          : define receiver setup
        NARROW_INPUT  : define the input of the narrow-band correlator
        PLOT          : plot the resulting frequency coverage
        PRINT         : print the corresponding observing procedure
        SPECTRAL      : define the configuration of the spectral units of
                         the narrow-band correlator
        WIDEX         : reserved for future use...