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FFT Page
Select
FFT icon
from
Menu page
and short press
OK button
on it. The transition to
FFT page
will be made. As name of the page shows, spectral components of the selected signal are determined
on the base of Fast Fourier Transform.
The data from last selected
FFT source signal
since DB4004 power-up will be shown on the
display.
FFT with MPX selected as signal source
The control states of
FFT page
are identical to the controls states of
Bandscan page
(see
control state” on page 31, “Marker control state” on page 33 , “Parameter control state” on page 34). The
X Span
,
Y Span
,
Center Frequency
,
Y Reference
and
Markers
can be changed in similar way.
Each
signal source
has dedicated set of
X Span
,
Y Span
,
Center Frequency
and
Y Reference
setting.
Содержание DB4004
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